ORAN WWTF

NPDES ID: MO0043532

D — SNC: Discharge monitoring report not received

The facility didn't submit its required discharge monitoring report.

This quarter: 38 reporting violations.

Violations

March 31, 2026

BOD, 5-day, percent removal

0% over limit

Discharged 0 % against a permitted limit of 65 % (MO AV MN)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)

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

Solids, suspended percent removal

0% over limit

Discharged 0 % against a permitted limit of 65 % (MO AV MN)

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

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

Spray irrigation, application rate

0% over limit

Discharged 0 in/d against a permitted limit of 0 in/d (TOTAL)

DMR, Monitor Only - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 0 mg/L against a permitted limit of 65 mg/L (WKLY AVG)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 70 mg/L (MO AVG)

DMR, Limited - Overdue

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

Nitrite + Nitrate total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Nitrogen, Kjeldahl, total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Application rate, gallons spray irrigation

0% over limit

Discharged 0 gal against a permitted limit of 0 gal (TOTAL)

DMR, Monitor Only - Overdue

Spray irrigation, application rate

0% over limit

Discharged 0 in/d against a permitted limit of 0 in/d (MO TOTAL)

DMR, Monitor Only - Overdue

Spray irrigation

0% over limit

Discharged 0 d/mo against a permitted limit of 0 d/mo (MO TOTAL)

DMR, Monitor Only - Overdue

Application rate area sprayed

0% over limit

Discharged 0 acr against a permitted limit of 0 acr (TOTAL)

DMR, Monitor Only - 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

Nitrite + Nitrate total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Application rate area sprayed

0% over limit

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

DMR, Monitor Only - Overdue

Nitrogen, Kjeldahl, total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (MO AVG)

DMR, Limited - Overdue

Application rate, gallons spray irrigation

0% over limit

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

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 17 mg/L (DAILY MX)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 196 mg/L against a permitted limit of 0 mg/L (MO AVG)

DMR, Monitor Only - Overdue

Spray irrigation

0% over limit

Discharged 0 d/mo against a permitted limit of 0 d/mo (TOTAL)

DMR, Monitor Only - 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

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

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

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 3.9 mg/L (MO AVG)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 110 mg/L (WKLY AVG)

DMR, Limited - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

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

Phosphorus, total [as P]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 180 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 9 SU (MAXIMUM)

DMR, Limited - Overdue

Oil and grease [soxhlet extr.] tot.

0% over limit

Discharged 0 mg/L against a permitted limit of 10 mg/L (MO AVG)

DMR, Limited - Overdue

Oil and grease [soxhlet extr.] tot.

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

February 28, 2026

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 3.9 mg/L (MO AVG)

DMR, Limited - Overdue

Application rate, gallons spray irrigation

0% over limit

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

DMR, Monitor Only - Overdue

Spray irrigation

0% over limit

Discharged 0 d/mo against a permitted limit of 0 d/mo (TOTAL)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 17 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil and grease [soxhlet extr.] tot.

0% over limit

Discharged 0 mg/L against a permitted limit of 10 mg/L (MO AVG)

DMR, Limited - Overdue

Spray irrigation, application rate

0% over limit

Discharged 0 in/d against a permitted limit of 0 in/d (MO TOTAL)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 110 mg/L (WKLY AVG)

DMR, Limited - Overdue

Application rate area sprayed

0% over limit

Discharged 0 acr against a permitted limit of 0 acr (TOTAL)

DMR, Monitor Only - Overdue

Oil and grease [soxhlet extr.] tot.

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)

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

Application rate area sprayed

0% over limit

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

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Spray irrigation

0% over limit

Discharged 0 d/mo against a permitted limit of 0 d/mo (MO TOTAL)

DMR, Monitor Only - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 0 mg/L against a permitted limit of 65 mg/L (WKLY AVG)

DMR, Limited - Overdue

Application rate, gallons spray irrigation

0% over limit

Discharged 0 gal against a permitted limit of 0 gal (TOTAL)

DMR, Monitor Only - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (MO AVG)

DMR, Limited - Overdue

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 70 mg/L (MO AVG)

DMR, Limited - Overdue

Spray irrigation, application rate

0% over limit

Discharged 0 in/d against a permitted limit of 0 in/d (TOTAL)

DMR, Monitor Only - Overdue

January 31, 2026

Application rate area sprayed

0% over limit

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

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 110 mg/L (WKLY AVG)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 17 mg/L (DAILY MX)

DMR, Limited - Overdue

Application rate, gallons spray irrigation

0% over limit

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

DMR, Monitor Only - Overdue

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

Spray irrigation, application rate

0% over limit

Discharged 0 in/d against a permitted limit of 0 in/d (MO TOTAL)

DMR, Monitor Only - Overdue

Application rate, gallons spray irrigation

0% over limit

Discharged 0 gal against a permitted limit of 0 gal (TOTAL)

DMR, Monitor Only - Overdue

Oil and grease [soxhlet extr.] tot.

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)

DMR, Limited - Overdue

Spray irrigation

0% over limit

Discharged 0 d/mo against a permitted limit of 0 d/mo (TOTAL)

DMR, Monitor Only - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (MO AVG)

DMR, Limited - Overdue

Spray irrigation, application rate

0% over limit

Discharged 0 in/d against a permitted limit of 0 in/d (TOTAL)

DMR, Monitor Only - 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

Application rate area sprayed

0% over limit

Discharged 0 acr against a permitted limit of 0 acr (TOTAL)

DMR, Monitor Only - Overdue

Spray irrigation

0% over limit

Discharged 0 d/mo against a permitted limit of 0 d/mo (MO TOTAL)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 3.9 mg/L (MO AVG)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 70 mg/L (MO AVG)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Oil and grease [soxhlet extr.] tot.

0% over limit

Discharged 0 mg/L against a permitted limit of 10 mg/L (MO AVG)

DMR, Limited - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 0 mg/L against a permitted limit of 65 mg/L (WKLY AVG)

DMR, Limited - Overdue

December 31, 2025

BOD, 5-day, 20 deg. C

0% over limit

Discharged 0 mg/L against a permitted limit of 65 mg/L (WKLY AVG)

DMR, Limited - 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

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

Oil and grease [soxhlet extr.] tot.

0% over limit

Discharged 0 mg/L against a permitted limit of 10 mg/L (MO AVG)

DMR, Limited - Overdue

Oil and grease [soxhlet extr.] tot.

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

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

Spray irrigation

0% over limit

Discharged 0 d/mo against a permitted limit of 0 d/mo (MO TOTAL)

DMR, Monitor Only - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (MO AVG)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6.5 SU (MINIMUM)

DMR, Limited - 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

Nitrogen, Kjeldahl, total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Nitrite + Nitrate total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Spray irrigation

0% over limit

Discharged 0 d/mo against a permitted limit of 0 d/mo (TOTAL)

DMR, Monitor Only - Overdue

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

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Solids, suspended percent removal

0% over limit

Discharged 0 % against a permitted limit of 65 % (MO AV MN)

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

Application rate area sprayed

0% over limit

Discharged 0 acr against a permitted limit of 0 acr (TOTAL)

DMR, Monitor Only - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 110 mg/L against a permitted limit of 0 mg/L (MO AVG)

DMR, Monitor Only - Overdue

Nitrogen, Kjeldahl, total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 14.4 mg/L (DAILY MX)

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

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Phosphorus, total [as P]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 231 mg/L against a permitted limit of 0 mg/L (MO AVG)

DMR, Monitor Only - Overdue

Spray irrigation, application rate

0% over limit

Discharged 0 in/d against a permitted limit of 0 in/d (MO TOTAL)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 70 mg/L (MO AVG)

DMR, Limited - Overdue

Nitrite + Nitrate total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)

DMR, Monitor Only - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 110 mg/L (WKLY AVG)

DMR, Limited - Overdue

Application rate, gallons spray irrigation

0% over limit

Discharged 0 gal against a permitted limit of 0 gal (TOTAL)

DMR, Monitor Only - Overdue

Application rate, gallons spray irrigation

0% over limit

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

DMR, Monitor Only - 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, 5-day, percent removal

0% over limit

Discharged 0 % against a permitted limit of 65 % (MO AV MN)

DMR, Limited - 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

Application rate area sprayed

0% over limit

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

DMR, Monitor Only - Overdue

Spray irrigation, application rate

0% over limit

Discharged 0 in/d against a permitted limit of 0 in/d (TOTAL)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 3.5 mg/L (MO AVG)

DMR, Limited - Overdue

First flagged

April 14, 2026 (3 months ago)

Last confirmed

July 13, 2026 (22 days ago)