SNOQUALMIE WWTP

Address

38190 SE STEARNS RD
SNOQUALMIE, WA 98065
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County

KING County

Inspections

2 · last May 22, 2025

Total Penalties

$0

Registry ID

110015540011

Compliance Status (Last 12 Quarters)

Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.

12

Water (CWA)
Qtrs Non-Compliant

Compliance Violations

Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.

Program	Type	Violation Date	Return to Compliance	Status
cwa	Schedule Event achieved late but reported	Jun 30, 2025	—	Open
cwa	Schedule Event achieved late but reported	May 31, 2023	—	Open
cwa	Schedule Event unachieved and not reported	Oct 1, 2018	Nov 1, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Oct 1, 2018	Nov 1, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Oct 1, 2018	Nov 1, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Oct 1, 2018	Nov 1, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Oct 1, 2018	Nov 1, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Oct 1, 2018	Nov 1, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Apr 1, 2018	May 2, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Apr 1, 2018	May 2, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Dec 31, 2017	Jan 31, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Sep 30, 2017	Oct 31, 2017	Resolved
cwa	Schedule Event unachieved and not reported	Jun 30, 2017	Jul 31, 2017	Resolved
cwa	Schedule Event achieved late but reported	Dec 31, 2014	—	Open
cwa	Schedule Event unachieved and not reported	Dec 31, 2014	Sep 26, 2018	Resolved
cwa	Schedule Event reported late	Dec 31, 2014	—	Open
cwa	Schedule Event unachieved but reported	Dec 31, 2014	Sep 26, 2018	Resolved
cwa	Schedule Event unachieved and not reported	Jun 1, 2013	—	Open
cwa	Reporting Violations - Failure to submit required report (non-DMR non-pretreatment)	Feb 8, 2013	—	Open
cwa	Management Practice Violations - Improper Operation and Maintenance	Jan 15, 2013	—	Open
cwa	Management Practice Violations - Failure to Maintain Records	Jan 15, 2013	—	Open
cwa	Monitoring Violations - Invalid/Unrepresentative Sample	Jan 15, 2013	—	Open
cwa	Permit Violations - Failure to Submit Timely Permit Renewal Application	Jan 15, 2013	—	Open
cwa	Schedule Event unachieved and not reported	Dec 1, 2012	—	Open
cwa	Schedule Event achieved late but reported	Dec 1, 2012	—	Open
cwa	Schedule Event unachieved but reported	Dec 1, 2012	—	Open
cwa	Schedule Event reported late	Dec 1, 2012	—	Open
cwa	Schedule Event unachieved and not reported	Jun 1, 2012	—	Open
cwa	Schedule Event reported late	Jan 31, 2012	—	Open
cwa	Schedule Event achieved late but reported	Jan 31, 2012	—	Open
cwa	Permit Violations - Violation Specified in Comment	Jan 26, 2011	—	Open

Discharge Limit Exceedances

Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.

Pollutant	Violation	Reported	Limit	Exceedance	Period	Status
Coagulants added	DMR, Limited - Numeric Violation	6.89 kg/d	0.00	+2,147,483,650%	Jun 2015	Open
Coliform, total general	DMR, Limited - Numeric Violation	8.70 MPN/100mL	2.20	+295%	Jun 2015	Open
Coagulants added	DMR, Limited - Numeric Violation	0.45 kg/d	0.00	+2,147,483,650%	May 2015	Open

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