Clean Water Act discharge permit · NPDES ME0100561
PRESQUE ISLE WWTF, Presque Isle, ME: NPDES ME0100561 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 19Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
PRESQUE ISLE WWTF, held by PRESQUE ISLE UTILITIES DISTRICT, holds NPDES permit ME0100561, which discharges to Presque Isle Stream. EPA’s file records it issued July 1, 2017 and expiring June 30, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | PRESQUE ISLE WWTF |
|---|---|
| Permittee as filed | PRESQUE ISLE UTILITIES DISTRICT |
| NPDES ID | ME0100561 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | July 1, 2017 |
| Expiration date | June 30, 2022 |
| Address | Presque Isle, ME 04769 |
| Receiving water | Presque Isle Stream |
| Subwatershed | Arnold Brook-Lower Presque Isle Stream (HUC 010100041008) |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 22Pollutants on file
- 19Under a numeric limit
- 22With a violation of any kind
- 9With an effluent exceedance
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 measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 2 | 94 | 56 | April 30, 2026 | 113% over the limit |
| Solids, total suspended | 6 | 188 | 15 | April 30, 2023 | 81% over the limit |
| E. coli, thermotol, MF, MTEC | 2 | 54 | 12 | October 31, 2025 | 99,999% over the limit |
| BOD, 5-day, 20 deg. C | 6 | 185 | 4 | April 30, 2021 | 55% over the limit |
| BOD, 5-day, percent removal | 1 | 33 | 4 | June 30, 2022 | 97% over the limit |
| Phosphorus, total [as P] | 6 | 52 | 2 | June 30, 2023 | 26% over the limit |
| Chlorine, total residual | 2 | 45 | 2 | September 30, 2013 | 112% over the limit |
| Solids, suspended percent removal | 1 | 31 | 2 | June 30, 2022 | 128% over the limit |
| Solids, settleable | 1 | 18 | 1 | January 31, 2020 | 67% over the limit |
| Analytical Chemistry | 3 | 64 | 0 | ||
| Copper, total [as Cu] | 0 | 64 | 0 | ||
| Phosphate, ortho [as P] | 0 | 44 | 0 | ||
| pH | 2 | 34 | 0 | ||
| NOAEL Static 48Hr Acute Salvel. Salmonid | 3 | 22 | 0 | ||
| NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia | 3 | 21 | 0 | ||
| Noel Statre 10Day Chronic Salvel. Salmonid | 3 | 21 | 0 | ||
| NOAEL Static 48Hr Acute Ceriodaphnia dubia | 3 | 21 | 0 | ||
| Ammonia [as N] + unionized ammonia | 0 | 20 | 0 | ||
| Priority Pollutants | 1 | 14 | 0 | ||
| Aluminum, total [as Al] | 2 | 11 | 0 | ||
| Overflows | 1 | 8 | 0 | ||
| Mercury, total [as Hg] | 2 | 7 | 0 |
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
- 7Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 9, 2018 | Effluent Violations - Unapproved Bypass | ST6 |
| April 15, 2018 | Effluent Violations - Unapproved Bypass | ST6 |
| March 30, 2018 | Effluent Violations - Unapproved Bypass | ST6 |
| January 13, 2018 | Effluent Violations - Unapproved Bypass | ST6 |
| October 26, 2017 | Effluent Violations - Unapproved Bypass | ST6 |
| September 7, 2017 | Effluent Violations - Unapproved Bypass | ST6 |
| April 30, 2017 | Effluent Violations - Numeric effluent violation | ST6 |
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.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ME0100561.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID ME0100561 there.
Nearby on the register
- Discharge permits in Presque Isle
- Every permit record in Presque Isle, A to Z
- Discharge permits in Maine
- Every permit record in Maine, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.