NPDES permit CO0044270 · Minor NON-POTW · administratively continued, expires 2013-07-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileThis permit expired on 2013-07-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
Last period with anything received: 2026-07-31.
Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | BOD, 5-day, 20 deg. C | 30DA AVG | <= 1365 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 2730 lb/d | all year |
| 001 | pH | MINIMUM | >= 6.5 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | 30DA AVG | <= 1625 lb/d | all year |
| 001 | Solids, total suspended | DAILY MX | <= 3250 lb/d | all year |
| 001 | Nitrogen, total [as N] | 30DA AVG | <= 134 mg/L | all year |
| 001 | Nitrogen, total [as N] | DAILY MX | <= 194 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 4 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 8 mg/L | all year |
| 001 | Nitrogen, inorganic total | DAILY MX | report only | all year |
| 001 | Nitrogen, inorganic total | DAILY MX | <= 136 mg/L | all year |
| 001 | Oil and grease | 30DA AVG | <= 520 lb/d | all year |
| 001 | Oil and grease | DAILY MX | <= 1040 lb/d | all year |
| 001 | Flow, in conduit or thru treatment plant | 30DA AVG | <= 2.2 MGD | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 001 | Chlorine, total residual | 30DA AVG | <= .21 mg/L | all year |
| 001 | Chlorine, total residual | DAILY MX | <= .21 mg/L | all year |
| 001 | Coliform, fecal general | 30DAVGEO | <= 400 #/100mL | all year |
| 001 | Coliform, fecal general | DAILY MX | <= 400 #/100mL | all year |
| 001 | Coliform, fecal general | DAILY MX | <= 400 #/100mL | all year |
| 001 | LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia | MN VALUE | >= 100 % | all year |
| 001 | LC50 Static Renewal 96Hr Acute Pimephales promelas | MN VALUE | >= 100 % | all year |
| MON | Conductivity | 30DA AVG | report only | all year |
| MON | Conductivity | DAILY MX | report only | all year |
| MON | Sulfate [as S] | 30DA AVG | report only | all year |
| MON | Sulfate [as S] | DAILY MX | report only | all year |
| MON | Bicarbonate ion- [as HCO3] | 30DA AVG | report only | all year |
| MON | Bicarbonate ion- [as HCO3] | DAILY MX | report only | all year |
| MON | Calcium, total [as Ca] | 30DA AVG | report only | all year |
| MON | Calcium, total [as Ca] | DAILY MX | report only | all year |
| MON | Magnesium, total [as Mg] | 30DA AVG | report only | all year |
| MON | Magnesium, total [as Mg] | DAILY MX | report only | all year |
| MON | Sodium, total [as Na] | 30DA AVG | report only | all year |
| MON | Sodium, total [as Na] | DAILY MX | report only | all year |
| MON | Sodium adsorption ratio | 30DA AVG | report only | all year |
| MON | Sodium adsorption ratio | DAILY MX | report only | all year |
| MON | Chloride [as Cl] | 30DA AVG | report only | all year |
| MON | Chloride [as Cl] | 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