EPA · Oregon · discharge permits by parameter
pH, minimum in Oregon
- 10Permits carrying a limit
- 6With a recorded exceedance
- 455Nationwide
A parameter is the substance or the property EPA writes a numeric limit for, and this page counts the Oregon permits that carry one for pH, minimum: 10 permits, of which 6 have a recorded exceedance. Nationwide the same parameter appears in 455 permits. Each row below is one permit, and it opens the agency’s own record for that permit.
Permits
Other pollutants in Oregon
- E. coli 198
- Ultraviolet light transmittance 14
- Excess thermal load 73
- Nitrite Plus Nitrate Total 22
- Flow, total 37
- BOD, 5-day, 20 deg. C 3
- Enterococci - % samples exceeding limit 11
- Enterococci 18
- Ultraviolet light dosage 48
- pH, maximum 10
- Solids, total dissolved 40
- Formaldehyde 7
- Mercury, dissolved [as Hg] 5
- Mercury, total [as Hg] 13
- Mercury, total recoverable 3
- Depth of pond or reservoir in feet 4
- Coliform, fecal general 26
- BOD, carbonaceous [5 day, 20 C] 39
- BOD, carb-5 day, 20 deg C, percent removal 21
- Dilution factor 6
What this page shows
This page covers Clean Water Act discharge permits in OR with limits on the pollutant parameter pH, minimum. It lists 10 permits in OR with a limit on this parameter and 9 permits in OR with a recorded violation of this parameter.