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Clean Water Act discharge permit · NPDES PA0100650

FORREST BROOKE MHP, Mercer, PA: NPDES PA0100650 discharge permit, effluent exceedances, inspections, penalties

FORREST BROOKE MHP, held by FORREST BROOKE MHC LLC, holds NPDES permit PA0100650, which discharges to Unt To Magargee Run. EPA’s file records it issued May 18, 2021 and expiring May 31, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedFORREST BROOKE MHP
Permittee as filedFORREST BROOKE MHC LLC
NPDES IDPA0100650
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMay 18, 2021
Expiration dateMay 31, 2026
Issuing agencyState Environmental Organization
AddressMercer, PA 16137
Receiving waterUNT To Magargee Run
Receiving water impaired303(D) Listed
SubwatershedShenango River Lake-Shenango River (HUC 050301020404)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Phosphorus, total [as P]22826February 28, 2025570% over the limit
Coliform, fecal general42119April 30, 202399,999% over the limit
Solids, total suspended22018April 30, 2024143% over the limit
Nitrogen, ammonia total [as N]41917August 31, 2025510% over the limit
Chlorine, total residual296September 30, 2024600% over the limit
Oxygen, dissolved [DO]253July 31, 202119% over the limit
BOD, carbonaceous [5 day, 20 C]231March 31, 202226% over the limit
pH440
Nitrogen, total [as N]220
Flow, in conduit or thru treatment plant220
E. coli010

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

DateWhat EPA recordedAgency
July 29, 2026Management Practice Violations - No Licensed/Certified OperatorST6
July 29, 2026Management Practice Violations - Failure to Maintain RecordsST6
July 29, 2026Permit Violations - CWA §308 Failure to submit required permit application informationST6
July 29, 2026Management Practice Violations - Improper Operation and MaintenanceST6
July 29, 2026Permit Violations - Violation Specified in CommentST6
July 29, 2026Failure to minimize or prevent SSO to waters of the U.S. - adverse impacts [40 CFR 122.41(d)]ST6
July 29, 2026Reporting Violations - Failure to NotifyST6
August 6, 2024Permit Violations - Failure to Pay FeesST6
April 17, 2024Effluent Violations - Numeric effluent violationST6
April 17, 2024Permit Violations - Discharge Without a Valid PermitST6
January 19, 2024Permit Violations - Violation Specified in CommentST6
June 15, 2023Permit Violations - Violation Specified in CommentST6
June 15, 2023Reporting Violations - Failure to NotifyST6
June 15, 2023Permit Violations - Discharge Without a Valid PermitST6
November 22, 2022Effluent Violations - Numeric effluent violationST6
August 3, 2021Management Practice Violations - Failure to Maintain RecordsST6
August 3, 2021Monitoring Violations - Frequency of Sampling ViolationST6
August 3, 2021Reporting Violations - Failure to Submit DMRsST6
August 3, 2021Monitoring Violations - Improper Analysis or Lab ErrorST6

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES PA0100650, held by FORREST BROOKE MHC LLC for the FORREST BROOKE MHP facility in Mercer, PA, which discharges to UNT To Magargee Run. The permit is listed as administratively continued, with 7 pollutants under a numeric limit and 7 pollutants with an effluent exceedance. The file shows 11 pollutants on file, 10 under a numeric limit, with issuance on May 18, 2021 and expiration on May 31, 2026.