NEW OXFORD MHC

NPDES ID: PA0260118

E — SNC: Effluent violation (monthly average limit)

The facility discharged more of a pollutant than its permit allows, based on a monthly average.

This quarter: 1 effluent violation, 22 reporting violations.

Violations

May 31, 2026

Solids, total suspended

600% over limit

Discharged 210 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Numeric Violation

March 31, 2026

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Overdue

Nitrogen, Ammonia Total

0% over limit

Discharged 0 kg against a permitted limit of 0 kg (MO TOTAL)

DMR, Monitor Only - Overdue

Nitrogen, total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)

DMR, Monitor Only - Overdue

Nitrogen, Total

0% over limit

Discharged 0 kg against a permitted limit of 0 kg (MO TOTAL)

DMR, Monitor Only - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 2000 MPN/100mL (GEO MEAN)

DMR, Limited - Overdue

Flow, in conduit or thru treatment plant

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)

DMR, Monitor Only - Overdue

BOD, carbonaceous [5 day, 20 C]

0% over limit

Discharged 0 mg/L against a permitted limit of 25 mg/L (MO AVG)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (INST MAX)

DMR, Limited - Overdue

Nitrogen, Kjeldahl Total

0% over limit

Discharged 0 kg against a permitted limit of 0 kg (MO TOTAL)

DMR, Monitor Only - Overdue

Nitrite Plus Nitrate Total

0% over limit

Discharged 0 kg against a permitted limit of 0 kg (MO TOTAL)

DMR, Monitor Only - Overdue

Phosphorus, Total

0% over limit

Discharged 0 kg against a permitted limit of 0 kg (MO TOTAL)

DMR, Monitor Only - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 10000 MPN/100mL (INST MAX)

DMR, Limited - Overdue

Nitrite + Nitrate total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)

DMR, Monitor Only - Overdue

Oxygen, dissolved [DO]

0% over limit

Discharged 0 mg/L against a permitted limit of 5 mg/L (INST MIN)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)

DMR, Monitor Only - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (INST MIN)

DMR, Limited - Overdue

Nitrogen, Total

0% over limit

Discharged 0 kg against a permitted limit of 0 kg (MO TOTAL)

DMR, Monitor Only - Overdue

Phosphorus, Total

0% over limit

Discharged 0 kg against a permitted limit of 0 kg (MO TOTAL)

DMR, Monitor Only - Overdue

Ultraviolet light intensity

0% over limit

Discharged 0 uW/cm2 against a permitted limit of 0 uW/cm2 (INST MIN)

DMR, Monitor Only - Overdue

Nitrogen, Kjeldahl, total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)

DMR, Monitor Only - Overdue

January 31, 2026

Solids, total suspended

280% over limit

Discharged 114 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Numeric Violation

First flagged

April 14, 2026 (4 months ago)

Last confirmed

August 15, 2026 (3 hours ago)