UNITED STATES DEPARTMENT OF THE ARMY - FORT CARSON

NPDES permit CO0021181 · Major FEDERAL · administratively continued, expires 2016-09-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2016-09-30 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

0values over a limit
0required values missing, on 0 form(s)
1of 12 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (58)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 454 kg/d all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 681 kg/d all year
001BOD, 5-day, 20 deg. C30DA AVG report only all year
001BOD, 5-day, 20 deg. C7 DA AVG report only all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspended30DA AVG <= 454 kg/d all year
001Solids, total suspended7 DA AVG <= 681 kg/d all year
001Solids, total suspended30DA AVG report only all year
001Solids, total suspended7 DA AVG report only all year
001Oil & GreaseDAILY MX <= 10 mg/L all year
001Nitrogen, ammonia total [as N]30DA AVG <= 10 mg/L Jan
001Nitrogen, ammonia total [as N]30DA AVG <= 10 mg/L Feb
001Nitrogen, ammonia total [as N]30DA AVG <= 10 mg/L Mar
001Nitrogen, ammonia total [as N]30DA AVG <= 9.2 mg/L Apr
001Nitrogen, ammonia total [as N]30DA AVG <= 9.4 mg/L May
001Nitrogen, ammonia total [as N]30DA AVG <= 8 mg/L Jun
001Nitrogen, ammonia total [as N]30DA AVG <= 8 mg/L Jul
001Nitrogen, ammonia total [as N]30DA AVG <= 8 mg/L Aug
001Nitrogen, ammonia total [as N]30DA AVG <= 8 mg/L Sep
001Nitrogen, ammonia total [as N]30DA AVG <= 8 mg/L Oct
001Nitrogen, ammonia total [as N]30DA AVG <= 10 mg/L Nov
001Nitrogen, ammonia total [as N]30DA AVG <= 10 mg/L Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 14 mg/L Jan
001Nitrogen, ammonia total [as N]DAILY MX <= 21 mg/L Feb
001Nitrogen, ammonia total [as N]DAILY MX <= 23 mg/L Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 22 mg/L Apr
001Nitrogen, ammonia total [as N]DAILY MX <= 20 mg/L May
001Nitrogen, ammonia total [as N]DAILY MX <= 23 mg/L Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 27 mg/L Jul
001Nitrogen, ammonia total [as N]DAILY MX <= 26 mg/L Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 24 mg/L Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 19 mg/L Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 16 mg/L Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 15 mg/L Dec
001Cyanide, weak acid, dissociableDAILY MX report only all year
001Chromium, hexavalent dissolved [as Cr]DAILY MX report only all year
001Zinc, potentially dissolvedDAILY MX report only all year
001Silver, potentially dissolvedDAILY MX report only all year
001Copper, potentially dissolved30DA AVG <= 16 ug/L all year
001Copper, potentially dissolvedDAILY MX <= 39 ug/L all year
001Cadmium, potentially dissolvdDAILY MX report only all year
001Selenium, potentially dissolvd30DA AVG <= 8 ug/L all year
001Selenium, potentially dissolvdDAILY MX <= 19 ug/L all year
001E. coli30DA GEO <= 126 #/100mL all year
001E. coli7 DA GEO <= 252 #/100mL all year
001NonylphenolDAILY MX report only all year
001Mercury, total [as Hg]DAILY MX report only all year
001BOD, 5-day, percent removalMN % RMV >= 85 % all year
001Solids, suspended percent removalMN % RMV >= 85 % all year
001Flow, total30DA AVG <= 4 MGD all year
001Flow, totalDAILY MX report only all year
001Oil and grease visualINST MAX <= 0 N=0;Y=1 all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states