Chelan Co PUD #1 Lake Wenatchee

NPDES permit WA0052094 · Minor POTW · administratively continued, expires 2015-06-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
324required values missing, on 30 form(s)
0of 71 forms filed late

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

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among WA permits in EPA's filings — check your permit).

Limits in force (113)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX <= 33 deg C Jan, Feb, Mar, Apr, May, Nov, Dec
001Oxygen, dissolved [DO]MINIMUM >= 2.8 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX <= 10 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 10 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX <= 3.9 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 3.9 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001pHMAXIMUM <= 8.5 SU Jan, Feb, Mar, Apr, May, Nov, Dec
001pHMINIMUM >= 6.5 SU Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedDAILY MX <= 10 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedMO AVG <= 10 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedDAILY MX <= 3.9 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedMO AVG <= 3.9 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrite + Nitrate total [as N]DAILY MX report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrite + Nitrate total [as N]MO AVG report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001Phosphorus, total [as P]DAILY MX report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001Phosphorus, total [as P]MO AVG report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001Chlorine, total residualAVERAGE report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001Chlorine, total residualMAXIMUM report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001Coliform, fecal generalMAXIMUM <= 230 #/100mL Jan, Feb, Mar, Apr, May, Nov, Dec
001Coliform, fecal generalMO GEOMN <= 50 #/100mL Jan, Feb, Mar, Apr, May, Nov, Dec
001FlowAVERAGE report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
001FlowMAXIMUM report only (alert) Jan, Feb, Mar, Apr, May, Nov, Dec
002ConductivityMAXIMUM report only (alert) May, Jun, Jul, Aug, Sep, Oct
002Oxygen, dissolved [DO]DAILY MN >= .2 mg/L May, Jun, Jul, Aug, Sep, Oct
002BOD, 5-day, dissolvedMO AVG <= 20 mg/L May, Jun, Jul, Aug, Sep, Oct
002BOD, 5-day, dissolvedWKLY AVG <= 30 mg/L May, Jun, Jul, Aug, Sep, Oct
002BOD, 5-day, dissolvedMO AVG <= 8.67 lb/d May, Jun, Jul, Aug, Sep, Oct
002BOD, 5-day, dissolvedWKLY AVG <= 13 lb/d May, Jun, Jul, Aug, Sep, Oct
002pHMAXIMUM report only (alert) May, Jun, Jul, Aug, Sep, Oct
002pHMINIMUM report only (alert) May, Jun, Jul, Aug, Sep, Oct
002Solids, total suspendedMO AVG <= 45 mg/L May, Jun, Jul, Aug, Sep, Oct
002Solids, total suspendedWKLY AVG <= 67.5 mg/L May, Jun, Jul, Aug, Sep, Oct
002Solids, total suspendedMO AVG <= 19.5 lb/d May, Jun, Jul, Aug, Sep, Oct
002Solids, total suspendedWKLY AVG <= 29.3 lb/d May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, total [as N]DAILY MX report only (alert) May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, total [as N]MO AVG report only (alert) May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, total [as N]MO MAX report only (alert) May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, total [as N]MO TOTAL report only (alert) May, Jun, Jul, Aug, Sep, Oct
002Phosphorus, total [as P]MAXIMUM report only (alert) May, Jun, Jul, Aug, Sep, Oct
002Chloride [as Cl]AVERAGE report only (alert) May, Jun, Jul, Aug, Sep, Oct
002Chloride [as Cl]MAXIMUM report only (alert) May, Jun, Jul, Aug, Sep, Oct
002Chlorine, total residualWKLY AVG <= 1 mg/L May, Jun, Jul, Aug, Sep, Oct
002Coliform, total generalMO AVG <= 50 #/100mL May, Jun, Jul, Aug, Sep, Oct
002Coliform, total generalWKLY AVG <= 200 #/100mL May, Jun, Jul, Aug, Sep, Oct
002FlowMO AVG <= 3.05 MGD (alert) May, Jun, Jul, Aug, Sep, Oct
002FlowMO MAX report only (alert) May, Jun, Jul, Aug, Sep, Oct
002FlowMO TOTAL report only (alert) May, Jun, Jul, Aug, Sep, Oct
IN1Temperature, water deg. centigradeMAXIMUM report only (alert) all year
IN1BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN1BOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
IN1pHMAXIMUM report only (alert) all year
IN1pHMINIMUM report only (alert) all year
IN1Solids, total suspendedMAXIMUM report only (alert) all year
IN1Solids, total suspendedMAXIMUM report only (alert) all year
IN1Nitrogen, ammonia total [as N]MAXIMUM report only (alert) all year
IN1Nitrogen, ammonia total [as N]MAXIMUM report only (alert) all year
IN1Chloride [as Cl]MAXIMUM report only (alert) all year
IN1Solids, total dissolvedMAXIMUM report only (alert) all year
IN1FlowMAXIMUM report only (alert) all year
IN1FlowTOTAL report only (alert) all year
MW1Temperature, water deg. centigradeSingle Rdg report only (alert) May
MW1Temperature, water deg. centigradeSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW1ConductivitySingle Rdg report only (alert) May
MW1ConductivitySingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW1pHSingle Rdg report only (alert) May
MW1pHSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW1Nitrogen, nitrate total [as N]Single Rdg report only (alert) May
MW1Nitrogen, nitrate total [as N]Single Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW1Chloride [as Cl]Single Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW1Chloride [as Cl]Single Rdg report only (alert) May
MW1Manganese, total [as Mn]Single Rdg report only (alert) all year
MW1Solids, total dissolvedSingle Rdg report only (alert) May
MW1Solids, total dissolvedSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW1Depth of pond or reservoir in feetSingle Rdg report only (alert) May
MW1Depth of pond or reservoir in feetSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW1Coliform, fecal generalSingle Rdg report only (alert) May
MW1Coliform, fecal generalSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW2Temperature, water deg. centigradeSingle Rdg report only (alert) May
MW2Temperature, water deg. centigradeSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW2ConductivitySingle Rdg report only (alert) May
MW2ConductivitySingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW2pHSingle Rdg report only (alert) May
MW2pHSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW2Nitrogen, nitrate total [as N]Single Rdg report only (alert) May
MW2Nitrogen, nitrate total [as N]Single Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW2Chloride [as Cl]Single Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW2Chloride [as Cl]Single Rdg report only (alert) May
MW2Solids, total dissolvedSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW2Solids, total dissolvedSingle Rdg report only (alert) May
MW2Depth of pond or reservoir in feetSingle Rdg report only (alert) May
MW2Depth of pond or reservoir in feetSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
MW2Coliform, fecal generalSingle Rdg report only (alert) May
MW2Coliform, fecal generalSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
SW1Temperature, water deg. centigradeSingle Rdg report only (alert) May
SW1Temperature, water deg. centigradeSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
SW1ConductivitySingle Rdg report only (alert) May
SW1ConductivitySingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
SW1pHSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
SW1pHSingle Rdg report only (alert) May
SW1Nitrogen, nitrate total [as N]Single Rdg report only (alert) May
SW1Nitrogen, nitrate total [as N]Single Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
SW1Chloride [as Cl]Single Rdg report only (alert) May
SW1Chloride [as Cl]Single Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
SW1Solids, total dissolvedSingle Rdg report only (alert) May
SW1Solids, total dissolvedSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
SW1Depth of pond or reservoir in feetSingle Rdg report only (alert) May
SW1Depth of pond or reservoir in feetSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
SW1Coliform, fecal generalSingle Rdg report only (alert) Jun, Jul, Aug, Sep, Oct
SW1Coliform, fecal generalSingle Rdg report only (alert) May

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