ARCHER DANIELS MIDLAND COMPANY — NPDES permit IA0072958: limits, due date and EPA's record

NPDES permit IA0072958 · Minor NON-POTW · administratively continued, expires 2026-05-31 · EPA's file as of 2026-09-19

This permit expired on 2026-05-31 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 15 days after each monitoring period ends (the most common figure among IA permits in EPA's filings — check your permit).

Limits in force (85)

Outfall	Parameter	Statistic	Limit	Months
001	Temperature, water deg. fahrenheit	30DA AVG	<= 89.6 deg F	Oct
001	Temperature, water deg. fahrenheit	30DA AVG	<= 80.4 deg F	Feb
001	Temperature, water deg. fahrenheit	30DA AVG	<= 70.9 deg F	Jan
001	Temperature, water deg. fahrenheit	30DA AVG	<= 89.6 deg F	Sep
001	Temperature, water deg. fahrenheit	30DA AVG	<= 82.4 deg F	Apr
001	Temperature, water deg. fahrenheit	30DA AVG	<= 84.9 deg F	May
001	Temperature, water deg. fahrenheit	30DA AVG	<= 89.6 deg F	Jun
001	Temperature, water deg. fahrenheit	30DA AVG	<= 89.6 deg F	Aug
001	Temperature, water deg. fahrenheit	30DA AVG	<= 80.6 deg F	Nov
001	Temperature, water deg. fahrenheit	30DA AVG	<= 89.6 deg F	Jul
001	Temperature, water deg. fahrenheit	30DA AVG	<= 71.6 deg F	Dec
001	Temperature, water deg. fahrenheit	30DA AVG	<= 87.4 deg F	Mar
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Oct
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Feb
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Jan
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Sep
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Apr
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	May
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Jun
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Aug
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Nov
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Jul
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Dec
001	Temperature, water deg. fahrenheit	DAILY MX	<= 89.6 deg F	Mar
001	Oxygen, dissolved [DO]	DAILY MN	>= 5 mg/L	all year
001	pH	DAILY MN	>= 6.5 SU	all year
001	pH	DAILY MX	<= 9 SU	all year
001	Chloride [as Cl]	30DA AVG	<= 389 mg/L	all year
001	Chloride [as Cl]	DAILY MX	<= 629 mg/L	all year
001	Chloride [as Cl]	30DA AVG	<= 323 lb/d	all year
001	Chloride [as Cl]	DAILY MX	<= 522 lb/d	all year
001	Chlorine, total residual	30DA AVG	<= .011 mg/L	all year
001	Chlorine, total residual	DAILY MX	<= .019 mg/L	all year
001	Chlorine, total residual	30DA AVG	<= .009 lb/d	all year
001	Chlorine, total residual	DAILY MX	<= .016 lb/d	all year
002	pH	DAILY MN	>= 6.5 SU	all year
002	pH	DAILY MX	<= 9 SU	all year
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 1.1 mg/L	May
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 1.6 mg/L	Apr
002	Nitrogen, ammonia total [as N]	30DA AVG	<= .5 mg/L	Aug
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 1.1 mg/L	Sep
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 1.1 mg/L	Oct
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 3 mg/L	Nov
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 3.1 mg/L	Dec
002	Nitrogen, ammonia total [as N]	30DA AVG	<= .5 mg/L	Jul
002	Nitrogen, ammonia total [as N]	30DA AVG	<= .7 mg/L	Jun
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 3.1 mg/L	Jan
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 4.8 mg/L	Feb
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 2.6 mg/L	Mar
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 16.8 mg/L	May
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 17 mg/L	Apr
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 18.9 mg/L	Aug
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 18.9 mg/L	Sep
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 17.5 mg/L	Oct
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 16 mg/L	Nov
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 17.1 mg/L	Dec
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 20.4 mg/L	Jul
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 16.4 mg/L	Jun
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 16.1 mg/L	Jan
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 15 mg/L	Feb
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 15.6 mg/L	Mar
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 7.5 lb/d	May
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 11.2 lb/d	Apr
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 3.5 lb/d	Aug
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 7.7 lb/d	Sep
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 7.5 lb/d	Oct
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 20.3 lb/d	Nov
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 21.2 lb/d	Dec
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 3.3 lb/d	Jul
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 4.8 lb/d	Jun
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 21 lb/d	Jan
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 32.7 lb/d	Feb
002	Nitrogen, ammonia total [as N]	30DA AVG	<= 17.6 lb/d	Mar
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 114.6 lb/d	May
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 115.8 lb/d	Apr
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 128.8 lb/d	Aug
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 128.5 lb/d	Sep
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 119.3 lb/d	Oct
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 109 lb/d	Nov
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 116.3 lb/d	Dec
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 139.1 lb/d	Jul
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 111.7 lb/d	Jun
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 109.7 lb/d	Jan
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 102.1 lb/d	Feb
002	Nitrogen, ammonia total [as N]	DAILY MX	<= 106.5 lb/d	Mar