Facility Summary

MONTESANO STP

Facility Name:
MONTESANO STP
Address:
128 STATE ROUTE 107
City:
MONTESANO
County:
Grays Harbor


Permits as of 10/21/2025 - Bold Records Indicate Active Permits
Click the version number to view the permit documents associated with the permit.
Permit NumberTypeVersionEffective DateExpiration Date
WA0024660Municipal NPDES IP 1 5/29/19866/27/1995
WA0024660Municipal NPDES IP 2 6/26/19901/1/1996
DE000S348Municipal NPDES IP 1 10/11/199310/11/1998
WA0024660Municipal NPDES IP 3 2/8/19976/30/2000
WA0024660Municipal NPDES IP 4 4/1/19996/30/2004
WA0024660Municipal NPDES IP 5 9/1/20048/31/2009
WA0024660Municipal NPDES IP 6 9/1/20148/31/2019
WA0024660Municipal NPDES IP 7 12/1/202411/30/2029
Permit NumberViolations/TriggersInspectionsEnforcements
DE000S348
0
0
0
WA0024660
507
35
41
These counts represent "all time". Click to view the details of these values. Links will show only active permits by default.
-Feature Active -Feature Inactive -Facility -Facility
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Most Recent Interactions (Enforcements, Inspections and Submittals)
Data TypeAction DateDescription
Inspection9/5/2025Technical Assistance Visit
Inspection8/5/2025Technical Assistance Visit
Submittal7/31/2025Permit
Inspection6/2/2025Technical Assistance Visit
Inspection3/5/2025Technical Assistance Visit
Inspection12/5/2024Technical Assistance Visit
Enforcement8/20/2024No enforcement action necessary
Submittal6/25/2024Permit
Submittal4/26/2024Permit
Submittal4/25/2024Permit
Submittal1/9/2024Permit
Enforcement8/14/2017No enforcement action necessary
Enforcement9/1/2011No enforcement action necessary
Enforcement2/8/2010Letter - Misc Letters
Enforcement12/8/2009Letter - Misc Letters
Facility Documents
Click on the document name to download and open the document.
Permit NumberPermit VersionDocument TypePermit StatusIssued DatePermit TypeDocument NamePublic Notice DateInfo
WA00246607Permit SubmittalsActive11/1/2024Municipal NPDES IP  Industrial User Survey Received: 07/31/2025
WA00246607OtherActive11/1/2024Municipal NPDES IP  Permit Issuance
WA00246607Permit DocumentsActive11/1/2024Municipal NPDES IP  Permit Issuance
WA00246607Permit DocumentsActive11/1/2024Municipal NPDES IP  Permit Issuance
WA00246607Permit DocumentsActive11/1/2024Municipal NPDES IP  Permit Issuance
WA00246607Ecology CommunicationActive11/1/2024Municipal NPDES IP  Permit Issuance
WA00246607Permit DocumentsActive11/1/2024Municipal NPDES IP  Permit Issuance
WA00246607Permit DocumentsActive11/1/2024Municipal NPDES IP  Permit Issuance
WA00246607Ecology CommunicationActive11/1/2024Municipal NPDES IP  Permit Issuance
WA00246607Permit DocumentsActive11/1/2024Municipal NPDES IP  Permit Issuance
WA00246607Ecology CommunicationActive11/1/2024Municipal NPDES IP  Permit Issuance
WA00246606Permit SubmittalsInactive8/7/2014Municipal NPDES IP  Electronic Signature Agreement Form or Waiver Received: 06/25/2024
WA00246606Permit SubmittalsInactive8/7/2014Municipal NPDES IP 4/26/2024Wasteload Assessment Received: 04/26/2024
WA00246606Permit SubmittalsInactive8/7/2014Municipal NPDES IP 4/26/2024Wasteload Assessment Received: 04/26/2024
WA00246606Permit SubmittalsInactive8/7/2014Municipal NPDES IP 4/26/2024Wasteload Assessment Received: 04/26/2024
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