Golden Triangle Energy — NPDES permit MO0126161: limits, due date and EPA's record

NPDES permit MO0126161 · Minor NON-POTW · administratively continued, expires 2025-03-31 · EPA's file as of 2026-09-19

This permit expired on 2025-03-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

EPA's record, 2025-09-01 to 2026-08-31

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among MO permits in EPA's filings — check your permit).

Limits in force (83)

Outfall	Parameter	Statistic	Limit	Months
001	Oxygen demand, chem. [high level] [COD]	DAILY MX	report only	all year
001	pH	MINIMUM	>= 6.5 SU	all year
001	pH	MAXIMUM	<= 9 SU	all year
001	Solids, total suspended	DAILY MX	<= 100 mg/L	all year
001	Oil and grease [soxhlet extr.] tot.	DAILY MX	report only	all year
001	Precipitation volume	DAILY MX	report only	all year
001	Storm water flow	DAILY MX	report only	all year
002	Temperature, water deg. fahrenheit	DAILY MX	<= 90 deg F	all year
002	Specific conductance	DAILY MX	report only	all year
002	Specific conductance	MO AVG	report only	all year
002	pH	DAILY MX	report only	all year
002	pH	MINIMUM	>= 6.5 SU	all year
002	pH	MAXIMUM	<= 9 SU	all year
002	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
002	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
002	Nitrogen, ammonia total [as N]	MO AVG	report only	all year
002	Nitrogen, nitrate total [as N]	DAILY MX	report only	all year
002	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	all year
002	Nitrite + Nitrate total [as N]	DAILY MX	report only	all year
002	Nitrite + Nitrate total [as N]	MO AVG	report only	all year
002	Phosphorus, total [as P]	DAILY MX	report only	all year
002	Phosphorus, total [as P]	DAILY MX	report only	all year
002	Phosphorus, total [as P]	MO AVG	report only	all year
002	Arsenic, total recoverable	DAILY MX	<= 20 ug/L	all year
002	Arsenic, total recoverable	MO AVG	<= 20 ug/L	all year
002	Iron, total recoverable	DAILY MX	<= 1000 ug/L	all year
002	Iron, total recoverable	MO AVG	<= 400 ug/L	all year
002	Manganese, total recoverable	DAILY MX	report only	all year
002	Manganese, total recoverable	MO AVG	report only	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
002	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
002	Chlorine, total residual	DAILY MX	<= 17 ug/L	all year
002	Chlorine, total residual	MO AVG	<= 8 ug/L	all year
002	Nitrogen, Kjeldahl, total [TKN] [water]	DAILY MX	report only	all year
002	Nitrogen, Kjeldahl, total [TKN] [water]	MO AVG	report only	all year
002	Toxicity [acute], Ceriodaphnia dubia	DAILY MX	report only	all year
002	Toxicity [acute], Pimephales promelas [Fathead Minnow]	DAILY MX	report only	all year
002	Chlorides + Sulfates	DAILY MX	<= 1000 mg/L	all year
002	Chlorides + Sulfates	MO AVG	<= 1000 mg/L	all year
003	Temperature, water deg. fahrenheit	DAILY MX	<= 90 deg F	all year
003	Specific conductance	DAILY MX	report only	all year
003	Specific conductance	MO AVG	report only	all year
003	pH	DAILY MX	report only	all year
003	pH	MINIMUM	>= 6.5 SU	all year
003	pH	MAXIMUM	<= 9 SU	all year
003	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
003	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
003	Nitrogen, ammonia total [as N]	MO AVG	report only	all year
003	Nitrogen, nitrate total [as N]	DAILY MX	report only	all year
003	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	all year
003	Nitrite + Nitrate total [as N]	DAILY MX	report only	all year
003	Nitrite + Nitrate total [as N]	MO AVG	report only	all year
003	Phosphorus, total [as P]	DAILY MX	report only	all year
003	Phosphorus, total [as P]	DAILY MX	report only	all year
003	Phosphorus, total [as P]	MO AVG	report only	all year
003	Arsenic, total recoverable	DAILY MX	<= 20 ug/L	all year
003	Arsenic, total recoverable	MO AVG	<= 20 ug/L	all year
003	Iron, total recoverable	DAILY MX	<= 1000 ug/L	all year
003	Iron, total recoverable	MO AVG	<= 400 ug/L	all year
003	Aluminum, total recoverable	DAILY MX	<= 750 ug/L	all year
003	Aluminum, total recoverable	MO AVG	<= 750 ug/L	all year
003	Manganese, total recoverable	DAILY MX	report only	all year
003	Manganese, total recoverable	MO AVG	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
003	Chlorine, total residual	DAILY MX	<= 17 ug/L	all year
003	Chlorine, total residual	MO AVG	<= 8 ug/L	all year
003	Nitrogen, Kjeldahl, total [TKN] [water]	DAILY MX	report only	all year
003	Nitrogen, Kjeldahl, total [TKN] [water]	MO AVG	report only	all year
003	Toxicity [acute], Ceriodaphnia dubia	DAILY MX	report only	all year
003	Toxicity [acute], Pimephales promelas [Fathead Minnow]	DAILY MX	report only	all year
003	Chlorides + Sulfates	DAILY MX	<= 1000 mg/L	all year
003	Chlorides + Sulfates	MO AVG	<= 1000 mg/L	all year
004	Phosphorus, brays	DAILY MX	report only	all year
004	Application rate area sprayed	DAILY MX	report only	all year
004	Application rate, rate/area sprayed	DAILY MX	report only	all year
004	Application rate, gallons spray irrigation	DAILY MX	report only	all year
004	pH, in soil	DAILY MX	report only	all year
005	Phosphorus, brays	DAILY MX	report only	all year
005	Application rate area sprayed	DAILY MX	report only	all year
005	Application rate, rate/area sprayed	DAILY MX	report only	all year
005	Application rate, gallons spray irrigation	DAILY MX	report only	all year
005	pH, in soil	DAILY MX	report only	all year