Pinewood Sanitary District

NPDES permit AZ0025879 · Minor POTW · effective, expires 2031-06-28 · EPA's file as of 2026-09-26

Keep this permit as a site — opens New site at EPA's facility point (34.93524, -111.64818); you set the radius.

These are the last limits EPA's file holds for this permit, from an earlier version of it (version 3 in EPA's file): its current version carries none yet. Read your permit: a renewal can change them.

EPA's record, 2025-09-01 to 2026-08-31

Last period with anything received: 2026-05-31.

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).

• Outfall 001, form A (PINEWOOD SANITARY DISTRICT - KAY S BLACKMAN WWTP -): every 1 month(s), 36 values
• Outfall INF, form A (PINEWOOD SANITARY DISTRICT - KAY S BLACKMAN WWTP -): every 1 month(s), 4 values
• Outfall 001, form Y (PINEWOOD SANITARY DISTRICT - KAY S BLACKMAN WWTP -): files for periods ending in Dec

How strict are these limits?

Each concentration limit against the same limit in comparable permits. Where it appears more than once, its strictest value.

• Phosphorus, total [as P], monthly average .5 mg/L — stricter than 85% of 1060 other minor POTWs nationwide; 9% have the same limit
• pH, minimum at least 6.5 SU — stricter than 69% of 4258 other minor POTWs nationwide; 29% have the same limit
• Nitrogen, total [as N], monthly average 6 mg/L — stricter than 66% of 62 other minor POTWs nationwide; 2% have the same limit
• Phosphorus, total [as P], daily maximum 1.8 mg/L — stricter than 59% of 76 other minor POTWs nationwide
• Chlorine, total residual, daily maximum 18 ug/L — stricter than 55% of 367 other minor POTWs nationwide; 21% have the same limit
• Chlorine, total residual, monthly average 9 ug/L — stricter than 32% of 213 other minor POTWs nationwide; 38% have the same limit
• BOD, 5-day, percent removal, monthly average minimum at least 85 % — stricter than 22% of 1625 other minor POTWs nationwide; 78% have the same limit
• Solids, total suspended, weekly average 45 mg/L — stricter than 19% of 3478 other minor POTWs nationwide; 57% have the same limit
• Solids, suspended percent removal, monthly average minimum at least 85 % — stricter than 19% of 2431 other minor POTWs nationwide; 81% have the same limit
• BOD, 5-day, 20 deg. C, weekly average 45 mg/L — stricter than 13% of 2230 other minor POTWs nationwide; 56% have the same limit
• Solids, total suspended, monthly average 30 mg/L — stricter than 10% of 20 other minor POTWs in Arizona; 80% have the same limit
• BOD, 5-day, 20 deg. C, monthly average 30 mg/L — stricter than 9% of 3437 other minor POTWs nationwide; 64% have the same limit
• E. coli, colony forming units [CFU], daily maximum 235 CFU/100mL — stricter than 3% of 393 other minor POTWs nationwide; 96% have the same limit
• pH, maximum 9 SU — stricter than 0% of 4166 other minor POTWs nationwide; 85% have the same limit

2 other limits: fewer than 20 comparable permits.

Limits in force (43)

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