Lower Fountain Metro Sewage Disposal Dist

NPDES permit CO0000005 · Major POTW · administratively continued, expires 2018-06-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

This permit expired on 2018-06-30 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)
2of 30 forms filed late

Last period with anything received: 2026-07-31.

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 (126)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CMX 7D AV <= 45 mg/L all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspendedMX 7D AV <= 45 mg/L all year
001Nitrogen, ammonia total [as N]30DA AVG report only Jan
001Nitrogen, ammonia total [as N]30DA AVG report only Feb
001Nitrogen, ammonia total [as N]30DA AVG report only Mar
001Nitrogen, ammonia total [as N]30DA AVG <= 31 mg/L Apr
001Nitrogen, ammonia total [as N]30DA AVG <= 43 mg/L May
001Nitrogen, ammonia total [as N]30DA AVG report only Jun
001Nitrogen, ammonia total [as N]30DA AVG report only Jul
001Nitrogen, ammonia total [as N]30DA AVG report only Aug
001Nitrogen, ammonia total [as N]30DA AVG report only Sep
001Nitrogen, ammonia total [as N]30DA AVG <= 36 mg/L Oct
001Nitrogen, ammonia total [as N]30DA AVG <= 39 mg/L Nov
001Nitrogen, ammonia total [as N]30DA AVG report only Dec
001Nitrogen, ammonia total [as N]DAILY MX report only Jan
001Nitrogen, ammonia total [as N]DAILY MX report only Feb
001Nitrogen, ammonia total [as N]DAILY MX report only Mar
001Nitrogen, ammonia total [as N]DAILY MX report only Apr
001Nitrogen, ammonia total [as N]DAILY MX report only May
001Nitrogen, ammonia total [as N]DAILY MX report only Jun
001Nitrogen, ammonia total [as N]DAILY MX report only Jul
001Nitrogen, ammonia total [as N]DAILY MX report only Aug
001Nitrogen, ammonia total [as N]DAILY MX report only Sep
001Nitrogen, ammonia total [as N]DAILY MX report only Oct
001Nitrogen, ammonia total [as N]DAILY MX report only Nov
001Nitrogen, ammonia total [as N]DAILY MX report only Dec
001Nitrogen, ammonia total [as N]ROLL AVG <= 14 mg/L Jan
001Nitrogen, ammonia total [as N]ROLL AVG <= 14 mg/L Feb
001Nitrogen, ammonia total [as N]ROLL AVG <= 15 mg/L Mar
001Nitrogen, ammonia total [as N]ROLL AVG <= 10 mg/L Apr
001Nitrogen, ammonia total [as N]ROLL AVG <= 13 mg/L May
001Nitrogen, ammonia total [as N]ROLL AVG <= 18 mg/L Jun
001Nitrogen, ammonia total [as N]ROLL AVG <= 27 mg/L Jul
001Nitrogen, ammonia total [as N]ROLL AVG <= 24 mg/L Aug
001Nitrogen, ammonia total [as N]ROLL AVG <= 19 mg/L Sep
001Nitrogen, ammonia total [as N]ROLL AVG <= 13 mg/L Oct
001Nitrogen, ammonia total [as N]ROLL AVG <= 11 mg/L Nov
001Nitrogen, ammonia total [as N]ROLL AVG <= 13 mg/L Dec
001Nitrogen, inorganic total30DA AVG report only all year
001Nitrogen, inorganic total30DA AVG <= 15 mg/L all year
001Nitrogen, inorganic totalROLL AVG report only all year
001Nitrogen, inorganic totalROLL AVG <= 20 mg/L all year
001Phosphorus, total [as P]30DA AVG report only all year
001Phosphorus, total [as P]ROLL AVG report only all year
001Cyanide, weak acid, dissociableDAILY MX <= 5.2 ug/L all year
001Cyanide, weak acid, dissociableDAILY MX <= 5.2 ug/L all year
001Cyanide, weak acid, dissociableROLL AVG <= .93 ug/L all year
001Cyanide, weak acid, dissociableROLL AVG <= .93 ug/L all year
001Arsenic, total recoverable30DA AVG <= 100 ug/L all year
001Arsenic, total recoverableROLL AVG <= 15.8 ug/L all year
001Iron, total recoverable30DA AVG <= 1000 ug/L all year
001Manganese, dissolved [as Mn]30DA AVG <= 2597 ug/L all year
001Manganese, dissolved [as Mn]DAILY MX <= 4543 ug/L all year
001Manganese, dissolved [as Mn]ROLL AVG <= 515 ug/L all year
001Chromium, hexavalent dissolved [as Cr]30DA AVG <= 11.9 ug/L all year
001Chromium, hexavalent dissolved [as Cr]30DA AVG report only all year
001Chromium, hexavalent dissolved [as Cr]DAILY MX <= 17 ug/L all year
001Chromium, hexavalent dissolved [as Cr]DAILY MX report only all year
001Chromium, hexavalent dissolved [as Cr]ROLL AVG <= 2.4 ug/L all year
001Zinc, potentially dissolved30DA AVG <= 352 ug/L all year
001Zinc, potentially dissolved30DA AVG report only all year
001Zinc, potentially dissolvedDAILY MX <= 393 ug/L all year
001Zinc, potentially dissolvedDAILY MX report only all year
001Zinc, potentially dissolvedROLL AVG <= 96 ug/L all year
001Zinc, potentially dissolvedROLL AVG report only all year
001Silver, potentially dissolved30DA AVG <= 2.5 ug/L all year
001Silver, potentially dissolved30DA AVG report only all year
001Silver, potentially dissolvedDAILY MX <= 15 ug/L all year
001Silver, potentially dissolvedDAILY MX report only all year
001Silver, potentially dissolvedROLL AVG <= .49 ug/L all year
001Silver, potentially dissolvedROLL AVG report only all year
001Copper, potentially dissolved30DA AVG <= 26 ug/L all year
001Copper, potentially dissolvedDAILY MX <= 41 ug/L all year
001Copper, potentially dissolvedROLL AVG <= 9.2 ug/L all year
001Arsenic, potentially dissolvedDAILY MX <= 354 ug/L all year
001Cadmium, potentially dissolvd30DA AVG <= 1.1 ug/L all year
001Cadmium, potentially dissolvdDAILY MX <= 17 ug/L all year
001Cadmium, potentially dissolvdROLL AVG <= .37 ug/L all year
001Lead, potentially dissolvd30DA AVG <= 9.1 ug/L all year
001Lead, potentially dissolvdDAILY MX <= 226 ug/L all year
001Lead, potentially dissolvdROLL AVG <= 2.3 ug/L all year
001Nickel, potentially dissolvd30DA AVG <= 147 ug/L all year
001Nickel, potentially dissolvdDAILY MX <= 1276 ug/L all year
001Nickel, potentially dissolvdROLL AVG <= 39 ug/L all year
001Selenium, potentially dissolvd30DA AVG <= 8.2 ug/L all year
001Selenium, potentially dissolvd30DA AVG report only all year
001Selenium, potentially dissolvdDAILY MX <= 19 ug/L all year
001Selenium, potentially dissolvdDAILY MX report only all year
001Oil and greaseINST MAX <= 10 mg/L all year
001Chromium, trivalent total recoverableDAILY MX <= 52 ug/L all year
001Chromium, trivalent total recoverableDAILY MX report only all year
001Chromium, trivalent total recoverableROLL AVG <= 8.8 ug/L all year
001Flow, in conduit or thru treatment plant30DA AVG <= 2.5 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualDAILY MX <= .5 mg/L all year
001E. coli30DA GM <= 126 #/100mL all year
001E. coliMX 7D GM <= 252 #/100mL all year
001E. coliROLL AVG <= 65.4 #/100mL all year
001Nonylphenol30DA AVG report only all year
001NonylphenolDAILY MX report only all year
001Mercury, total [as Hg]30DA AVG <= .011 ug/L all year
001Mercury, total [as Hg]ROLL AVG <= .0021 ug/L all year
001Mercury, total [as Hg]ROLL AVG report only all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Oil and grease visualINST MAX report only all year
001Static Renewal 7 Day Chronic Ceriodaphnia dubiaSINGSAMP report only all year
001Static Renewal 7 Day Chronic Ceriodaphnia dubiaMN VALUE report only all year
001Static Renewal 7 Day Chronic Ceriodaphnia dubiaMN VALUE >= 100 tox chronic all year
001Static Renewal 7 Day Chronic Pimephales promelasSINGSAMP report only all year
001Static Renewal 7 Day Chronic Pimephales promelasMN VALUE report only all year
001Static Renewal 7 Day Chronic Pimephales promelasMN VALUE >= 100 tox chronic all year
300Plant capacity fact. percent of capacity30DA AVG report only all year
300Plant capacity fact. percent of capacity30DA AVG report only all year
300BOD, 5-day, 20 deg. C30DA AVG report only all year
300BOD, 5-day, 20 deg. CMX 7D AV report only all year
300BOD, 5-day, 20 deg. C30DA AVG report only all year
300BOD, 5-day, 20 deg. CMX 7D AV report only all year
300Solids, total suspended30DA AVG report only all year
300Solids, total suspendedMX 7D AV report only all year
300Flow, in conduit or thru treatment plant30DA AVG report only all year
300Flow, in conduit or thru treatment plantDAILY MX report only 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