Clean Water Act discharge permit · NPDES OR0031348

TILLAMOOK RV PARK, Tillamook, OR: NPDES OR0031348 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
12Pollutants under a numeric limit
7Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

TILLAMOOK RV PARK, held by TILLAMOOK RV PARK, LLC, holds NPDES permit OR0031348, which discharges to Smith Creek/Boquist Slough. EPA’s file records it issued November 14, 2018 and expiring October 31, 2023.

TILLAMOOK RV PARK, Tillamook, Oregon: Individual permit OR0031348, held by TILLAMOOK RV PARK, LLC; Administratively continued (past its expiration date and still in force until reissued); issued November 14, 2018, term to October 31, 2023; discharges to SMITH CREEK/BOQUIST SLOUGH.

Flow, in conduit or thru treatment plant: 4 limits, 19 violations of any kind, 13 effluent exceedances, latest February 28, 2026, largest 2,147,483,650% over the limit.
BOD, 5-day, 20 deg. C: 6 limits, 21 violations of any kind, 10 effluent exceedances, latest March 31, 2020, largest 553% over the limit.
Solids, total suspended: 6 limits, 19 violations of any kind, 8 effluent exceedances, latest October 31, 2025, largest 6,084% over the limit.
E. coli: 4 limits, 13 violations of any kind, 3 effluent exceedances, latest January 31, 2020, largest 99,999% over the limit.
Coliform, fecal general: 8 limits, 7 violations of any kind, 3 effluent exceedances, latest March 31, 2020, largest 99,999% over the limit.
BOD, 5-day, percent removal: 1 limit, 4 violations of any kind, 2 effluent exceedances, latest March 31, 2020, largest 99,999% over the limit.
Solids, suspended percent removal: 1 limit, 4 violations of any kind, 2 effluent exceedances, latest March 31, 2020, largest 99,999% over the limit.
pH: 6 limits, 6 violations of any kind, 0 effluent exceedances.
Temperature, water deg. centigrade: 3 limits, 6 violations of any kind, 0 effluent exceedances.
Chlorine, total residual: 2 limits, 4 violations of any kind, 0 effluent exceedances.
Coliform, fecal - % samples exceeding limit: 0 limits, 2 violations of any kind, 0 effluent exceedances.
Chlorine usage: 0 limits, 2 violations of any kind, 0 effluent exceedances.
Ultraviolet light dosage: 2 limits, 0 violations of any kind, 0 effluent exceedances.
Flow rate: 1 limit, 0 violations of any kind, 0 effluent exceedances.

March 6, 2026: Letter of Violation/ Warning Letter (State).
November 1, 2019: Effluent Violations - Numeric effluent violation (ST6).

TILLAMOOK RV PARK among its neighbors

EPA’s permit file holds 2 discharge permits in the Lower Wilson River subwatershed (HUC 171002030508), OR0031348 among them. Its county holds 31, 2 of them major permits; OR0031348 is a minor permit.

Other permits in the Lower Wilson River subwatershed (HUC 171002030508)

TILLAMOOK CREAMERY, Tillamook: OR0000141, major permit, discharging to WILSON RIVER (RM 1.7), permit term to December 31, 2011

Identity

Facility as filed	TILLAMOOK RV PARK
Permittee as filed	TILLAMOOK RV PARK, LLC
NPDES ID	OR0031348
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	November 14, 2018
Expiration date	October 31, 2023
Address	Tillamook, OR 97141
Receiving water	SMITH CREEK/BOQUIST SLOUGH
Receiving water impaired	303(D) Listed
Subwatershed	Lower Wilson River (HUC 171002030508)
SIC	7033 – Trailer Parks And Campsites

Effluent limits and exceedances

14Pollutants on file
12Under a numeric limit
12With a violation of any kind
7With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Flow, in conduit or thru treatment plant	4	19	13	February 28, 2026	2,147,483,650% over the limit
BOD, 5-day, 20 deg. C	6	21	10	March 31, 2020	553% over the limit
Solids, total suspended	6	19	8	October 31, 2025	6,084% over the limit
E. coli	4	13	3	January 31, 2020	99,999% over the limit
Coliform, fecal general	8	7	3	March 31, 2020	99,999% over the limit
BOD, 5-day, percent removal	1	4	2	March 31, 2020	99,999% over the limit
Solids, suspended percent removal	1	4	2	March 31, 2020	99,999% over the limit
pH	6	6	0
Temperature, water deg. centigrade	3	6	0
Chlorine, total residual	2	4	0
Coliform, fecal - % samples exceeding limit	0	2	0
Chlorine usage	0	2	0
Ultraviolet light dosage	2	0	0
Flow rate	1	0	0

Inspections, violations and enforcement

1Single-event violations

Date	What EPA recorded	Agency
November 1, 2019	Effluent Violations - Numeric effluent violation	ST6

Inspections

EPA’s inspection file holds no inspection for NPDES OR0031348.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

Date	What EPA recorded	Agency
March 6, 2026	Letter of Violation/ Warning Letter	State

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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

This public-records page covers Clean Water Act discharge permit NPDES OR0031348, held by TILLAMOOK RV PARK, LLC for TILLAMOOK RV PARK in Tillamook, OR, which discharges to Smith Creek/Boquist Slough in the Lower Wilson River subwatershed (HUC 171002030508). The permit is listed as administratively continued, is classed as a Minor Discharger, and shows 12 pollutants under a numeric limit and 7 pollutants with an effluent exceedance.