Alabama Power Company — NPDES permit AL0003140: limits, due date and EPA's record

NPDES permit AL0003140 · Major 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 AL permits in EPA's filings — check your permit).

Limits in force (207)

Outfall	Parameter	Statistic	Limit	Months
001	Temperature, water deg. fahrenheit	MO AVG	report only	all year
001	Temperature, water deg. fahrenheit	DAILY MX	report only	all year
001	Temperature, water deg. fahrenheit	MO AVG	report only	all year
001	Temperature, water deg. fahrenheit	DAILY MX	report only	all year
001	Temperature, water deg. fahrenheit	MO AVG	<= 90 deg F	Jun, Jul, Aug, Sep
001	Temperature, water deg. fahrenheit	DAILY MX	report only	Jun, Jul, Aug, Sep
001	Temperature, water deg. fahrenheit	MO AVG	<= 93 deg F	Jun, Jul, Aug, Sep
001	Temperature, water deg. fahrenheit	DAILY MX	report only	Jun, Jul, Aug, Sep
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Chlorine, total residual	MO AVG	<= .012 mg/L	all year
001	Chlorine, total residual	DAILY MX	<= .016 mg/L	all year
001	Chlorination duration	DAILY MX	<= 120 min/d	all year
002	Temperature, water deg. fahrenheit	MO AVG	report only	all year
002	Temperature, water deg. fahrenheit	DAILY MX	report only	all year
002	Temperature, water deg. fahrenheit	MO AVG	report only	all year
002	Temperature, water deg. fahrenheit	DAILY MX	report only	all year
002	Temperature, water deg. fahrenheit	MO AVG	<= 90 deg F	Jun, Jul, Aug, Sep
002	Temperature, water deg. fahrenheit	DAILY MX	report only	Jun, Jul, Aug, Sep
002	Temperature, water deg. fahrenheit	MO AVG	<= 93 deg F	Jun, Jul, Aug, Sep
002	Temperature, water deg. fahrenheit	DAILY MX	report only	Jun, Jul, Aug, Sep
002	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
002	Chlorine, total residual	MO AVG	<= .012 mg/L	all year
002	Chlorine, total residual	DAILY MX	<= .016 mg/L	all year
002	Chlorination duration	DAILY MX	<= 120 min/d	all year
004	Turbidity	MO AVG	report only	all year
004	Turbidity	DAILY MX	report only	all year
004	pH	DAILY MN	>= 6 SU	all year
004	pH	DAILY MN	>= 6 SU	all year
004	pH	DAILY MX	<= 9 SU	all year
004	pH	DAILY MX	<= 9 SU	all year
004	Solids, total suspended	MO AVG	<= 24.4 mg/L	all year
004	Solids, total suspended	MO AVG	<= 25.2 mg/L	all year
004	Solids, total suspended	DAILY MX	<= 69.4 mg/L	all year
004	Solids, total suspended	DAILY MX	<= 73.7 mg/L	all year
004	Oil & Grease	MO AVG	<= 11 mg/L	all year
004	Oil & Grease	MO AVG	<= 11 mg/L	all year
004	Oil & Grease	DAILY MX	<= 15 mg/L	all year
004	Oil & Grease	DAILY MX	<= 15 mg/L	all year
004	Nitrogen, organic total [as N]	MO AVG	report only	all year
004	Nitrogen, organic total [as N]	DAILY MX	report only	all year
004	Nitrogen, ammonia total [as N]	MO AVG	report only	all year
004	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
004	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
004	Nitrogen, Kjeldahl, total [as N]	MO AVG	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrogen, Kjeldahl, total [as N]	MO AVG	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrite + Nitrate total [as N]	MO AVG	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrite + Nitrate total [as N]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrite + Nitrate total [as N]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrite + Nitrate total [as N]	MO AVG	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrite + Nitrate total [as N]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Nitrite + Nitrate total [as N]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Phosphorus, total [as P]	MO AVG	<= .25 mg/L	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Phosphorus, total [as P]	MO AVG	<= .25 mg/L	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Phosphorus, total [as P]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Phosphorus, total [as P]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Phosphorus, total [as P]	MO AVG	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Phosphorus, total [as P]	MO AVG	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Phosphorus, total [as P]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Phosphorus, total [as P]	DAILY MX	report only	Apr, May, Jun, Jul, Aug, Sep, Oct
004	Cadmium, total [as Cd]	MO AVG	report only	all year
004	Cadmium, total [as Cd]	DAILY MX	report only	all year
004	Chromium, total [as Cr]	MO AVG	report only	all year
004	Chromium, total [as Cr]	DAILY MX	report only	all year
004	Copper, total [as Cu]	MO AVG	report only	all year
004	Copper, total [as Cu]	DAILY MX	report only	all year
004	Lead, total [as Pb]	MO AVG	report only	all year
004	Lead, total [as Pb]	DAILY MX	report only	all year
004	Nickel, total [as Ni]	MO AVG	report only	all year
004	Nickel, total [as Ni]	DAILY MX	report only	all year
004	Zinc, total [as Zn]	MO AVG	report only	all year
004	Zinc, total [as Zn]	DAILY MX	report only	all year
004	Selenium, total [as Se]	MO AVG	report only	all year
004	Selenium, total [as Se]	DAILY MX	report only	all year
004	Arsenic, trivalent dissolved	MO AVG	<= .0245 mg/L	all year
004	Arsenic, trivalent dissolved	MO AVG	<= .02075 mg/L	all year
004	Arsenic, trivalent dissolved	DAILY MX	report only	all year
004	Arsenic, trivalent dissolved	DAILY MX	report only	all year
004	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
004	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
004	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
004	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
004	Chlorine, total residual	MO AVG	<= .7 mg/L	all year
004	Chlorine, total residual	MO AVG	<= .7 mg/L	all year
004	Chlorine, total residual	DAILY MX	<= 1 mg/L	all year
004	Chlorine, total residual	DAILY MX	<= 1 mg/L	all year
004	E. coli	MO AVG	report only	all year
004	E. coli	DAILY MX	report only	all year
004	E. coli	DAILY MX	report only	all year
004	Solids, total dissolved	MO AVG	report only	all year
004	Solids, total dissolved	DAILY MX	report only	all year
004	Mercury, total [as Hg]	MO AVG	report only	all year
004	Mercury, total [as Hg]	DAILY MX	report only	all year
004	Iron, total [as Fe]	MO AVG	report only	all year
004	Iron, total [as Fe]	DAILY MX	report only	all year
004	BOD, carbonaceous [5 day, 20 C]	MO AVG	report only	all year
004	BOD, carbonaceous [5 day, 20 C]	DAILY MX	report only	all year
004	BOD, carbonaceous [5 day, 20 C]	DAILY MX	report only	all year
019	pH	DAILY MN	>= 6 SU	all year
019	pH	DAILY MN	report only	all year
019	pH	DAILY MX	<= 8.5 SU	all year
019	pH	DAILY MX	report only	all year
019	Solids, total suspended	DAILY MX	report only	all year
019	Oil & Grease	DAILY MX	<= 15 mg/L	all year
019	Chromium, total [as Cr]	MO AVG	<= .2 mg/L	all year
019	Chromium, total [as Cr]	DAILY MX	<= .2 mg/L	all year
019	Zinc, total [as Zn]	MO AVG	<= 1 mg/L	all year
019	Zinc, total [as Zn]	DAILY MX	<= 1 mg/L	all year
019	Priority Pollutants	MO AVG	<= 0 ug/L	all year
019	Priority Pollutants	DAILY MX	<= 0 ug/L	all year
019	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
019	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
019	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
019	Chlorine, total residual	DAILY MX	<= .019 mg/L	all year
019	Chlorine, free available	MO AVG	<= .2 mg/L	all year
019	Chlorine, free available	DAILY MX	<= .5 mg/L	all year
019	Semiannual Certification Statement	DAILY MX	<= 0 Y=0;N=1	all year
019	Chlorination duration	DAILY MX	<= 120 min/d	all year
028	Turbidity	DAILY MX	report only	all year
028	BOD, 5-day, 20 deg. C	DAILY MX	report only	all year
028	pH	DAILY MN	report only	all year
028	pH	DAILY MX	report only	all year
028	Solids, total suspended	DAILY MX	report only	all year
028	Oil & Grease	DAILY MX	<= 15 mg/L	all year
028	Nitrogen, organic total [as N]	DAILY MX	report only	all year
028	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
028	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	all year
028	Nitrite + Nitrate total [as N]	DAILY MX	report only	all year
028	Phosphorus, total [as P]	DAILY MX	report only	all year
028	Arsenic, total recoverable	DAILY MX	report only	all year
028	Cadmium, total [as Cd]	DAILY MX	report only	all year
028	Chromium, total [as Cr]	DAILY MX	report only	all year
028	Copper, total [as Cu]	DAILY MX	report only	all year
028	Lead, total [as Pb]	DAILY MX	report only	all year
028	Nickel, total [as Ni]	DAILY MX	report only	all year
028	Zinc, total [as Zn]	DAILY MX	report only	all year
028	Selenium, total [as Se]	DAILY MX	report only	all year
028	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
028	Solids, total dissolved	DAILY MX	report only	all year
028	Mercury, total [as Hg]	DAILY MX	report only	all year
028	Iron, total [as Fe]	DAILY MX	report only	all year
029	Turbidity	DAILY MX	report only	all year
029	BOD, 5-day, 20 deg. C	DAILY MX	report only	all year
029	pH	DAILY MN	report only	all year
029	pH	DAILY MX	report only	all year
029	Solids, total suspended	DAILY MX	report only	all year
029	Oil & Grease	DAILY MX	<= 15 mg/L	all year
029	Nitrogen, organic total [as N]	DAILY MX	report only	all year
029	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
029	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	all year
029	Nitrite + Nitrate total [as N]	DAILY MX	report only	all year
029	Phosphorus, total [as P]	DAILY MX	report only	all year
029	Arsenic, total recoverable	DAILY MX	report only	all year
029	Cadmium, total [as Cd]	DAILY MX	report only	all year
029	Chromium, total [as Cr]	DAILY MX	report only	all year
029	Copper, total [as Cu]	DAILY MX	report only	all year
029	Lead, total [as Pb]	DAILY MX	report only	all year
029	Nickel, total [as Ni]	DAILY MX	report only	all year
029	Zinc, total [as Zn]	DAILY MX	report only	all year
029	Selenium, total [as Se]	DAILY MX	report only	all year
029	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
029	Solids, total dissolved	DAILY MX	report only	all year
029	Mercury, total [as Hg]	DAILY MX	report only	all year
029	Iron, total [as Fe]	DAILY MX	report only	all year
042	Toxicity [chronic], Ceriodaphnia dubia	SINGSAMP	<= 0 pass=0;fail=1	all year
042	Toxicity [chronic], Pimephales promelas [Fathead Minnow]	SINGSAMP	<= 0 pass=0;fail=1	all year
043	Toxicity [chronic], Ceriodaphnia dubia	SINGSAMP	<= 0 pass=0;fail=1	all year
043	Toxicity [chronic], Pimephales promelas [Fathead Minnow]	SINGSAMP	<= 0 pass=0;fail=1	all year
04A	Chromium, total [as Cr]	MO AVG	<= .2 mg/L	all year
04A	Chromium, total [as Cr]	DAILY MX	<= .2 mg/L	all year
04A	Zinc, total [as Zn]	MO AVG	<= 1 mg/L	all year
04A	Zinc, total [as Zn]	DAILY MX	<= 1 mg/L	all year
04A	Priority Pollutants	MO AVG	<= 0 ug/L	all year
04A	Priority Pollutants	DAILY MX	<= 0 ug/L	all year
04A	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
04A	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
04A	Chlorine, free available	MO AVG	<= .2 mg/L	all year
04A	Chlorine, free available	DAILY MX	<= .5 mg/L	all year
04A	Annual Certification Statement	DAILY MX	<= 0 Y=0;N=1	all year
04A	Chlorination duration	DAILY MX	<= 120 min/d	all year
04B	Solids, total suspended	MO AVG	<= 30 mg/L	all year
04B	Solids, total suspended	DAILY MX	<= 45 mg/L	all year
04B	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
04B	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
04B	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 25 mg/L	all year
04B	BOD, carbonaceous [5 day, 20 C]	DAILY MX	<= 40 mg/L	all year
04C	pH	DAILY MN	>= 6 SU	all year
04C	pH	DAILY MX	<= 10.5 SU	all year
04C	Copper, total [as Cu]	MO AVG	<= 1 mg/L	all year
04C	Copper, total [as Cu]	DAILY MX	<= 1 mg/L	all year
04C	Iron, total [as Fe]	MO AVG	<= 1 mg/L	all year
04C	Iron, total [as Fe]	DAILY MX	<= 1 mg/L	all year
04C	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
04F	Nitrite + Nitrate total [as N]	MO AVG	<= 4.4 mg/L	all year
04F	Nitrite + Nitrate total [as N]	DAILY MX	<= 17 mg/L	all year
04F	Arsenic, total [as As]	MO AVG	<= 8 ug/L	all year
04F	Arsenic, total [as As]	DAILY MX	<= 11 ug/L	all year
04F	Selenium, total [as Se]	MO AVG	<= 12 ug/L	all year
04F	Selenium, total [as Se]	DAILY MX	<= 23 ug/L	all year
04F	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
04F	Mercury, total [as Hg]	MO AVG	<= 356 ng/L	all year
04F	Mercury, total [as Hg]	DAILY MX	<= 788 ng/L	all year