2019-04-15 · Arbor Hills Remediation Area · evidence · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
Discharge Monitoring Report for Arbor Hills Remediation Area covering March 2019, submitted by GFL on April 15, 2019. The report documents effluent quality parameters including flow, suspended solids, CBOD, nutrients, heavy metals, and temperature at the final outfall. All reported measurements appear within permitted limits.
Key data point: No factual violations or exceedances documented; routine compliance report with standard water-quality parameters at or below permitted maxima for the reporting period.
2019-04-12 · Arbor Hills Landfill · evidence · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
A photograph or inspection record showing leachate conditions at a well head in the TS-01 area of Arbor Hills Landfill, filed with EGLE on April 12, 2019. The document indicates a leachate accumulation problem that may affect groundwater monitoring integrity or landfill operations.
Key data point: TS-01 area well head showing leachate swamping, April 2019 — evidence of subsurface moisture/contamination issue.
2019-04-12 · Arbor Hills Landfill · evidence · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
An infrared image of the TS-01 leachate pond taken on April 12, 2019 shows surface temperatures reaching 110°F. The document provides visual thermal evidence of elevated temperatures in the leachate treatment system.
Key data point: TS-01 leachate pond surface temperature 110°F, April 12, 2019
2019-04-12 · Arbor Hills Landfill · evidence · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
A new leachate seep was discovered on the north side of Arbor Hills Landfill adjacent to a subsidence area in April 2019. This represents a water quality concern requiring investigation and remediation. The seep's proximity to the subsidence zone suggests potential structural integrity issues in the waste containment system.
Key data point: New leachate seep identified on north side of landfill near subsidence area, April 2019.
2019-04-12 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This document appears to be a notification or filing related to a new TS-01 (Temporary Storage) sump at Arbor Hills Landfill, submitted to EGLE on April 12, 2019. No substantive technical data, measurements, or regulatory detail is provided in the text fragment available.
Key data point: No specific factual reading or claim is stated in this document excerpt.
2019-04-12 · Arbor Hills Landfill · evidence · urgent
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
An infrared image filed with EGLE in April 2019 depicts a heated gas bubble visible on the North liner of Arbor Hills Landfill, indicating subsurface oxidation and potential smoldering risk beneath the waste mass.
Key data point: IR image showing heated gas bubble on North liner, April 2019 — visual evidence of subsurface oxidation.
2019-04-12 · Arbor Hills Landfill · evidence · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
EGLE reported observation of a new leachate seepage on the north side of Arbor Hills Landfill. The seep represents a potential groundwater/leachate contamination concern requiring further investigation and remedial action under state environmental oversight.
Key data point: New leachate seep documented on north side of landfill, April 2019.
2019-04-12 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
EGLE filed a document noting new grading work at the top of the landfill on April 12, 2019. The document provides minimal substantive detail beyond the grading activity itself. No specific measurements, violations, or regulatory findings are recorded.
Key data point: No specific factual reading or measurement provided; document is a procedural notation of grading work.
2019-04-12 · Arbor Hills Landfill · evidence · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
EGLE conducted an unannounced compliance inspection of Arbor Hills Landfill on April 12, 2019, using thermal imaging to check for subsurface smoldering and hotspots. The inspection found an escalating leachate problem, including a newly discovered seep, system blockages that caused odor complaints, and elevated thermal readings in the gas-bubble portion of the North liner and in TS-01 leachate; a well above the subsidence area measured 131°F with methane present.
Key data point: Well above subsidence area measured 131°F with methane; TS-01 leachate thermal scan showed 110°F or above; North liner gas-bubble portion showed elevated temperature; new leachate seep discovered; leachate collection system shutdown for one day due to blockage.
2019-04-12 · Arbor Hills Landfill · evidence · Source: EGLE Air Quality Division
2019-04-12 · Arbor Hills Landfill · evidence · Source: EGLE Air Quality Division, N2688 Source Information page
2019-04-11 · Arbor Hills Landfill · evidence · urgent
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
The Michigan DEQ Air Quality Division issued a violation notice on April 11, 2019, citing Advanced Disposal Services for an Elevated Temperature Landfill (ETLF) event at Arbor Hills Landfill that has been ongoing for more than a year, degrading the Gas Collection and Control System and exacerbating odor problems. The company failed to timely diagnose and implement corrective actions required by federal Clean Air Act standards and state permit conditions.
Key data point: ETLF event ongoing for more than a year, discovered during March 28 and April 2, 2019 inspections, degrading GCCS system and exacerbating odor; violation of 40 CFR Part 60, 40 CFR Part 63, and Michigan Rule 299.4433-4434.
2019-04-11 · Arbor Hills Landfill · evidence · Source: Michigan DEQ (now EGLE) Air Quality Division, Jackson District -- to Advanced Disposal Services / Arbor Hills Landfill, Inc.
2019-04-10 · Arbor Hills Remediation Area · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
The Michigan DEQ classified the Arbor Hills Remediation Area wastewater treatment facility (located at the Arbor Hills Landfill) under Part 31 of NREPA as an A-1d Impoundment and C-1b Aerated Ponds facility. The letter designates Paul Sgriccia as the certified operator of record and requires Republic Services to notify DEQ within 10 days of any operator change.
Key data point: No specific factual readings or violations present; this is a regulatory classification letter establishing facility treatment categories.
2019-04-10 · Arbor Hills Landfill · evidence · urgent
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
The Michigan DEQ Air Quality Division issued a Violation Notice on April 11, 2019, to Fortistar Methane Group and Advanced Disposal Services for violations related to an Elevated Temperature Landfill (ETLF) event at Arbor Hills Landfill (SRN N2688). The ETLF event, which has been ongoing for more than a year, is degrading the gas collection system and exacerbating odor problems; ADS and the operator failed to timely diagnose and implement corrective actions.
Key data point: ETLF event ongoing for more than a year as of April 2019, degrading gas collection control system, documented violations of 40 CFR 60.11(d), 40 CFR Part 63, and Michigan Rule 299.4433.
2019-04-10 · Arbor Hills Landfill · evidence · Source: EGLE Air Quality Division, N2688 Source Information page
2019-04-09 · Arbor Hills Landfill · evidence · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This document references a landfill gas well at Arbor Hills where elevated carbon monoxide readings were detected. The specific well and CO values are not provided in the excerpt supplied.
Key data point: No specific numerical reading or well ID is stated in the provided text.
2019-04-09 · Arbor Hills Landfill · evidence · urgent
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
A gas well at Arbor Hills Landfill had its wellhead knocked off, releasing heated landfill gas directly into the atmosphere. This is a direct emission event indicating potential subsurface oxidation and combustion byproducts escaping without treatment. The incident represents a failure of gas-extraction infrastructure and poses immediate air quality and safety risks.
Key data point: Gas wellhead knocked off with heated landfill gas released to atmosphere; date 2019-04-09.
2019-04-09 · Arbor Hills Landfill · evidence · urgent
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
An EGLE report documents boiling gas emissions observed near a subsidence area at the Arbor Hills Landfill, indicating active subsurface oxidation and potential smoldering within the waste mass.
Key data point: Boiling gas observed at ground surface near subsidence area, April 2019; direct evidence of subsurface thermal activity.
2019-04-08 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This is a brief procedural notification regarding installation of a new, larger blower at the Arbor Hills Landfill's ADS (Anaerobic Digester System) blower building. No specific measurements, violations, or risk details are provided in the available text.
Key data point: No specific factual reading or claim is stated in this document stub.
2019-04-08 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This document appears to be a brief administrative notice regarding installation of a new flow meter at the Arbor Hills Landfill flare system with a capacity of 5000 CFM, filed with EGLE on April 8, 2019. The document text provided is incomplete and contains only a header.
Key data point: No specific factual readings or claims are provided in the available document text.
2019-04-08 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This document appears to be a reference to an EGLE Air Dispersion Study (ADS) for a 5,000 CFM flare system filed on April 2, 2019. Without the full document text, it is unclear whether this is a permit application, design specification, or modeling report related to landfill gas management infrastructure at Arbor Hills.
Key data point: No specific factual readings or findings are provided in the available text.
2019-04-08 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This document references an EGLE filing dated April 2, 2019, concerning a 5000 CFM flare system at Arbor Hills Landfill. No substantive technical data, measurements, or regulatory findings are provided in the header or metadata available.
Key data point: No specific factual reading or violation data present in document excerpt.
2019-04-08 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This document is a notification from EGLE (Michigan Department of Environment, Great Lakes, and Energy) regarding the ADS blower building and remaining blowers at Arbor Hills Landfill. No specific measurements, violations, or substantive findings are provided in the text excerpt.
Key data point: No specific factual reading or claim is stated in the excerpt provided.
2019-04-08 · Arbor Hills Landfill · evidence · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This document is a control panel reading from an ADS EU5000CFM flare system dated April 2, 2019. No specific quantitative measurements, operational parameters, or safety readings are provided in the text excerpt.
Key data point: No specific factual readings or data points are extractable from the provided text.
2019-04-08 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This document appears to be a reference to an Air Dispersion Study (ADS) for a 5000 CFM flare system filed with EGLE on April 8, 2019. The document text provided does not contain substantive content—only a header indicating the agency (EGLE) is present. Without the full document text, a complete assessment cannot be made.
Key data point: Document header only; no specific factual readings or claims are present in the provided text.
2019-04-08 · Arbor Hills Landfill · evidence · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This document reports testing results for a 5,000 CFM flare at Arbor Hills Landfill conducted on April 2, 2019. The flare is part of the landfill's air emissions control system. No specific test data or measurements are provided in the fragment supplied.
Key data point: No specific quantitative test results or measurements are evident in the available text.
2019-04-05 · Arbor Hills Landfill · evidence · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
Arbor Hills Energy LLC responded on April 4, 2019 to a Michigan Department of Environmental Quality Notice of Violation issued March 14, 2019. The violations included inadequate quarterly surface methane scans that failed to investigate distressed vegetation and cracks, noncompliant gas collection well operating parameters (temperature, oxygen, pressure) not corrected within required timelines, and impaired collection wells due to high liquid levels. The company acknowledged recurring delays in submitting Alternative Compliance Timeline requests and announced additional staffing for pump maintenance.
Key data point: 4th Quarter 2018 Gas Collection NSPS Well Report shows multiple wells exceeding required landfill gas collection operating parameters (temperature, oxygen, pressure) at period end, with NSPS requiring correction within 15 calendar days or timely ACT request submission; company acknowledged recurring failure to meet ACT deadlines.
2019-04-04 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
EGLE Air Quality Division conducted an unannounced asbestos NESHAP compliance inspection on April 4, 2019, finding the facility in compliance. The inspection confirmed that asbestos-containing waste was properly covered, and the inspector discussed future signage, pit relocation, and 45-day notification procedures for any drilling or excavation activities in regulated asbestos cells.
Key data point: No substantive factual findings specific to current operations; inspection confirmed compliance with asbestos covering requirements as of April 4, 2019.
2019-04-04 · Arbor Hills Remediation Area · procedural · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This is a 2019 NPDES compliance inspection of Arbor Hills Landfill's remediation-area wastewater treatment system, covering facility operations, monitoring procedures, and analytical methodology. The inspection identified several procedural deficiencies including uncertified operators, flow-meter calibration gaps, and analytical reporting errors, but found no evidence of acute permit violations. A 10/1/2018 wastewater overflow onto the parking lot due to high winds was reported to DEQ on the same date.
Key data point: Wastewater overflow onto parking lot on 10/1/2018 due to ineffective overflow control during high winds; DEQ notified same day. Operators not certified for facility classification codes A-1d and C-1b as required.
2019-04-04 · Arbor Hills Landfill · evidence · urgent
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
Advanced Disposal responded to a March 2019 MDEQ violation notice citing 15 major deficiencies at Arbor Hills Landfill, including incomplete asbestos records, uncontrolled gas vents, inadequate surface methane monitoring, persistent cover-integrity problems, and repeated failures to timely submit Alternative Compliance Timeline requests for out-of-range gas-well parameters. The company acknowledged most violations and outlined remedial actions including gas system upgrades, leachate pumping improvements, and enhanced recordkeeping.
Key data point: Methane levels exceeding the lower explosive limit (LEL) documented at perimeter monitoring probes since 2003; 4th quarter 2018 surface scans showed methane at the surface along the eastern boundary; gas probes GP-14, GP-15, and GP-16 periodically exhibited readings above LEL.
2019-04-04 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This document is a photograph or image file of the subject facility offices at Arbor Hills Landfill, dated April 4, 2019. It provides visual documentation of the administrative building but contains no quantitative environmental data, measurements, or regulatory findings.
Key data point: No specific factual readings or claims present; this is a facility photograph.
2019-04-04 · Arbor Hills Landfill · evidence · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
A 2019 evaluation image documents that a pit at the Arbor Hills Landfill is full and covered. No specific measurements, violations, or operational details are provided in this brief documentation.
Key data point: No specific factual reading or quantitative claim is stated in this image-based evaluation.
2019-04-02 · Arbor Hills Landfill · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
EGLE Air Quality Division staff observed a permit-required NSPS Subpart WWW performance test of the EU5000CFM open flare at Arbor Hills Landfill on April 2, 2019. Testing revealed a discrepancy between the facility's flow meter (4300–4400 cfm) and the independent test equipment (approximately 5000 cfm), which was resolved by repositioning the meter; the test proceeded without incident after the initial adjustment.
Key data point: Flow meter discrepancy identified: AQSI test equipment reading ~5500 cfm initially vs. ADS meter reading 4800 cfm; resolved to approximately 4300–4400 cfm at control panel during test runs.
2019-04-02 · Arbor Hills Landfill · evidence · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
Advanced Disposal Services submitted a compliance performance evaluation test report for a new 5,000 CFM utility flare installed at Arbor Hills Landfill in September 2018. The test, conducted on April 2, 2019, demonstrated that the flare meets federal performance requirements under 40 CFR 60.18 and Subpart WWW, with measured visible emissions of 3 minutes 4 seconds (below the 5-minute limit), net heating value of 11.90 MJ/scm (above the 7.45 minimum), and exit velocity of 57.0 feet per second (below the 60 fps limit).
Key data point: Utility flare exit velocity 57.0 fps (below 60 fps limit), visible emissions 3 min 4 sec (below 5 min limit), net heating value 11.90 MJ/scm (above 7.45 MJ/scm minimum) — all in compliance, April 2, 2019.
2019-04-02 · Arbor Hills Landfill · evidence · urgent
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
EGLE conducted an unannounced compliance inspection on April 2, 2019, at Arbor Hills Landfill (N2688) and found evidence of an Elevated Temperature Landfill (ETLF) event with subsurface oxidation in approximately 35 acres, including an alarming carbon monoxide reading of 14,400 ppm from well AHW272R2 in January 2019 and a ground temperature of approximately 170°F near the subsidence area. The inspector documented multiple ETLF indicators including elevated well temperatures since 2017, increased hydrogen in landfill gas, rapid settlement, increased leachate volume, and pressurized leachate geysers, and recommended EPA involvement due to the severity and complexity of the situation.
Key data point: 14,400 ppm carbon monoxide from AHW272R2 (January 2019); ~170°F ground temperature 18 inches deep in subsidence area; ~35 acres with elevated well temperatures; compliance status: Non-Compliance
2019-04-02 · Arbor Hills Landfill · evidence · Source: EGLE Air Quality Division, N2688 Source Information page
2019-03-28 · Arbor Hills Remediation Area · evidence · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
The Michigan DEQ Water Resources Division conducted an Industrial Storm Water Inspection at Arbor Hills Landfill on March 22, 2019, and identified violations including late submission of an Annual SWPPP Review Report, sediment and refuse in storm water discharge, track-out from the compost and landfill areas, and turbidity in the detention pond. The facility was ordered to submit corrective actions by May 24, 2019, including installation of check dams, sediment management plans, slope stabilization, and cleanup of refuse.
Key data point: Storm water violations documented: sediment and refuse in discharge, late 2015 SWPPP report, turbid detention pond with refuse noted in outfall east of Napier Road, March 22, 2019 inspection.
2019-03-28 · Arbor Hills Remediation Area · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
The Michigan DEQ issued a Compliance Communication (CC-001894) to Advanced Disposal Services on April 10, 2019, documenting an NPDES inspection of the Arbor Hills Remediation Area conducted March 6–7, 2019. The inspection identified several procedural and reporting deficiencies, including incomplete operator certification, late notification of required monitoring, incorrect DMR data entries for arsenic and other parameters, and non-compliant sampling methodology, but found no visible permit violations or effluent limit exceedances.
Key data point: No effluent limit violations identified; however, arsenic loading reported incorrectly in January 2018 (reported as 1.5 and 1.9 lbs/day when should have been 0.0015 and 0.0019 lbs/day), and selenium quantification levels historically above the permitted 1.0 µg/l threshold.
2019-03-28 · Arbor Hills Remediation Area · evidence · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
An EGLE inspection on March 22, 2019 documented operational conditions at Arbor Hills Landfill, including a blocked force main leachate collection area, sediment and foam in the stormwater pond inlet, scattered refuse around pond perimeter, and erosion at a culvert on the east side of Napier Road. The inspector noted no evidence of leachate escaping into the stormwater pond but recommended cleanup and erosion mitigation.
Key data point: Broken force main leachate collection area had blocked outlet with hose still in place; no leachate detected past collection point into stormwater pond, as of March 22, 2019.
2019-03-28 · Arbor Hills Remediation Area · evidence · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
An industrial stormwater permit inspection of Arbor Hills Landfill conducted on 03/22/2019 found mostly satisfactory conditions but identified deficiencies in structural controls and discharge points. Key issues included turbidity in the detention pond, sediment and refuse in discharge, track-out from the landfill and compost areas, and erosion requiring correction.
Key data point: Discharge points rated Unsatisfactory; sediment and refuse noted in the discharge at time of inspection (03/22/2019).
2019-03-28 · Arbor Hills Landfill · evidence · Source: EGLE Air Quality Division, N2688 Source Information page
2019-03-18 · Arbor Hills Remediation Area · evidence · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This is a Discharge Monitoring Report (DMR) for Arbor Hills Remediation Area covering February 2019. It documents treated effluent discharges and reports multiple water-quality parameters including flow, suspended solids, biochemical oxygen demand, ammonia nitrogen, phosphorus, arsenic, mercury, selenium, temperature, pH, and dissolved oxygen, certified by GFL's principal executive officer.
Key data point: No violations or exceedances reported; all measured parameters (flow 0.08–0.09 MGD, TSS 6.0–8.4 lbs/day, CBOD5 2.9–3.9 lbs/day, ammonia 2.89–5.22 lbs/day, effluent temperature 39.2–40.1°F) were within permit limits for February 2019.
2019-03-18 · Arbor Hills Remediation Area · evidence · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This is a Discharge Monitoring Report (DMR) for the Arbor Hills Remediation Area covering February 2019, submitted by Green for Life under permit MI0045713 v5.0. The document reports daily measurements of water-quality parameters including flow, suspended solids, biochemical oxygen demand, ammonia nitrogen, phosphorus, arsenic, mercury, selenium, temperature, pH, and dissolved oxygen from the facility's final effluent.
Key data point: No permit violations evident; effluent temperatures ranged from 37.4°F to 40.1°F (well below the MACT limit), and all reported parameters remained within permit limits.
2019-03-14 · Arbor Hills Landfill · evidence · urgent
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
The Michigan DEQ Air Quality Division issued a comprehensive violation notice on March 14, 2019, documenting multiple violations of the Clean Air Act, Part 55, and various federal air pollution control rules at Arbor Hills Landfill (SRN N2688). The violations span asbestos disposal practices, municipal solid waste landfill gas collection and control systems, inadequate surface methane monitoring, landfill cover integrity failures, and gas collection well deficiencies including excessive liquid saturation. Additionally, the notice identifies ongoing odor problems, subsurface methane migration, and operational concerns with flares and treatment systems.
Key data point: 151 of 215 gas collection wells (70%) had more than 50% of their perforated screen submerged in leachate as of September 2018; 75 wells were more than 75% blocked and 35 fully saturated—documented as significantly degrading the effectiveness of the entire landfill gas collection system.
2019-03-13 · Arbor Hills Landfill · evidence · urgent
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
The Michigan DEQ Air Quality Division issued a violation notice on March 14, 2019 to Fortistar Methane Group and Advanced Disposal Services for multiple permit violations at Arbor Hills Landfill (SRN N2688). Violations include inadequate quarterly surface methane scans, failure to timely submit alternative compliance timeline requests for out-of-range NSPS well operating parameters, and widespread leachate saturation of gas collection wells that impairs system effectiveness. As of the notice date, previous violations from August 28, 2018 and February 2, 2019 remained unresolved.
Key data point: 151 of 215 gas collection wells had more than 50% of perforated screen submerged in liquid (75 wells >75% blocked, 35 fully saturated); as of September 2016 only 70 wells had this problem, indicating significant degradation. Multiple wells exceeded NSPS operating parameters (excess oxygen, temperature exceedances) with denied alternative compliance timeline requests.
2019-03-12 · Arbor Hills Remediation Area · procedural · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This is the 2018 annual status report for the Arbor Hills Remediation Area Mercury Pollutant Minimization Plan (PMP), filed with MDEQ under NPDES Permit MI0045713. Golder Associates summarizes mercury monitoring activities conducted throughout 2018, including annual property reviews, quarterly wastewater sampling, and lab analysis per EPA Method 1631E.
Key data point: No new mercury sources identified in annual aerial and vehicular reconnaissance; quarterly grab samples collected and analyzed under EPA Method 1631E per NPDES requirements, but specific quantitative results not provided on cover page.
2019-03-08 · Arbor Hills Landfill · evidence · notable
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
Arbor Hills Energy LLC responded to an MDEQ Violation Notice dated February 1, 2019, addressing eleven alleged violations involving sulfur dioxide emissions, permitting gaps, diesel fuel use, and operational compliance issues. The company disputes most violations while submitting a permit application (PTI 110-16) and agreeing to update certain operational plans. The violations span air quality permitting, testing requirements, and hazardous air pollutant standards.
Key data point: SO2 emissions exceeded permit limits in October 2018: turbines exceeded 2.9 lb/hr and 12.5 tpy limits; duct burners exceeded 0.3 lb/hr and 1.5 tpy limits.
2019-03-06 · Arbor Hills Remediation Area · evidence · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
This is a laboratory analytical report for a wastewater discharge sample collected from Arbor Hills Landfill on December 5, 2018, and analyzed for volatile organics, semivolatiles, metals, and other contaminants. The sample was tested by Paragon Laboratories under EPA methods, with results reported in January 2019. Most tested compounds were reported as below detection limits, with some metals (barium, boron, nickel, cadmium, chromium, silver, zinc) and cyanide detected at low levels.
Key data point: No specific factual finding critical to landfill operations; routine discharge testing with most analytes below detection limits and detected metals/cyanide at low concentrations.
2019-03-06 · Arbor Hills Remediation Area · evidence · routine
Automated summary of the linked document above. This summary and any key data point below are machine-generated and may contain errors. Consult the source document before relying on them.
Pace Analytical Services laboratory report on water samples collected December 5, 2018 from Discharge 001A at Advanced Disposal's Arbor Hills Landfill, analyzing mercury (low-level) and total phenol. The discharge sample showed 0.920 ng/L mercury and <10.0 µg/L phenol; field blank and duplicate samples were analyzed for quality control.
Key data point: Mercury detected at 0.920 ng/L in Discharge 001A water sample, December 5, 2018; phenol <10.0 µg/L (below reporting limit).