Buena Vista Sanitation District

NPDES permit CO0045748 · Major POTW · administratively continued, expires 2020-10-31 · 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 2020-10-31 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

0values over a limit
0required values missing, on 0 form(s)
0of 29 forms filed late

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

Reporting

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

Limits in force (83)

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 Apr
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 Aug
001Nitrogen, ammonia total [as N]30DA AVG report only Jun
001Nitrogen, ammonia total [as N]30DA AVG report only May
001Nitrogen, ammonia total [as N]30DA AVG report only Jul
001Nitrogen, ammonia total [as N]30DA AVG report only Mar
001Nitrogen, ammonia total [as N]30DA AVG report only Dec
001Nitrogen, ammonia total [as N]30DA AVG report only Nov
001Nitrogen, ammonia total [as N]30DA AVG report only Sep
001Nitrogen, ammonia total [as N]30DA AVG report only Oct
001Nitrogen, ammonia total [as N]DAILY MX report only Apr
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 Aug
001Nitrogen, ammonia total [as N]DAILY MX report only Jun
001Nitrogen, ammonia total [as N]DAILY MX report only May
001Nitrogen, ammonia total [as N]DAILY MX report only Jul
001Nitrogen, ammonia total [as N]DAILY MX report only Mar
001Nitrogen, ammonia total [as N]DAILY MX report only Dec
001Nitrogen, ammonia total [as N]DAILY MX report only Nov
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]ROLL AVG <= 23 mg/L Oct
001Nitrogen, ammonia total [as N]ROLL AVG <= 22 mg/L Jan
001Nitrogen, ammonia total [as N]ROLL AVG <= 33 mg/L Aug
001Nitrogen, ammonia total [as N]ROLL AVG <= 25 mg/L Sep
001Nitrogen, ammonia total [as N]ROLL AVG <= 19 mg/L Mar
001Nitrogen, ammonia total [as N]ROLL AVG <= 22 mg/L Nov
001Nitrogen, ammonia total [as N]ROLL AVG <= 24 mg/L May
001Nitrogen, ammonia total [as N]ROLL AVG <= 21 mg/L Feb
001Nitrogen, ammonia total [as N]ROLL AVG <= 37 mg/L Jul
001Nitrogen, ammonia total [as N]ROLL AVG <= 19 mg/L Apr
001Nitrogen, ammonia total [as N]ROLL AVG <= 23 mg/L Dec
001Nitrogen, ammonia total [as N]ROLL AVG <= 38 mg/L Jun
001Zinc, potentially dissolved30DA AVG report only all year
001Zinc, potentially dissolved30DA AVG <= 1.984 lb/d all year
001Cadmium, potentially dissolvd30DA AVG report only all year
001Cadmium, potentially dissolvd30DA AVG <= .006 lb/d all year
001Lead, potentially dissolvd30DA AVG report only all year
001Lead, potentially dissolvd30DA AVG <= .067 lb/d all year
001Oil and greaseINST MAX <= 10 mg/L all year
001Flow, in conduit or thru treatment plant30DA AVG <= 1.5 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residual30DA AVG <= .07 mg/L all year
001Chlorine, total residualINST MAX <= .5 mg/L all year
001E. coli30DA GM <= 387 #/100mL all year
001E. coliMX 7D GM <= 774 #/100mL 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
001LC50 Static Renewal 48Hr Acute Ceriodaphnia dubiaMN VALUE >= 100 % all year
001LC50 Static Renewal 96Hr Acute Pimephales promelasMN VALUE >= 100 % 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
300Cyanide, total [as CN]DAILY MX report only all year
300Arsenic, total [as As]DAILY MX report only all year
300Cadmium, total [as Cd]DAILY MX report only all year
300Chromium, total [as Cr]DAILY MX report only all year
300Copper, total [as Cu]DAILY MX report only all year
300Lead, total [as Pb]DAILY MX report only all year
300Molybdenum, total [as Mo]DAILY MX report only all year
300Nickel, total [as Ni]DAILY MX report only all year
300Silver, total [as Ag]DAILY MX report only all year
300Zinc, total [as Zn]DAILY MX report only all year
300Selenium, total [as Se]DAILY MX report only all year
300Total phenolsDAILY MX 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
300Mercury, total [as Hg]DAILY 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