FRS Facility Detail Report


TWIN FALLS STP

EPA Registry Id: 110039977102
350 CANYON SPRINGS RD
TWIN FALLS, ID 83301


The facility locations displayed
come from the FRS Spatial
Coordinates tables. They are the
best representative locations for
the displayed facilities based on
the accuracy of the collection
method and quality assurance
checks performed against each
location. The North American
Datum of 1983 is used to display
all coordinates.

Environmental Interests

Information System System Facility Name Information System Id/Report Link Environmental Interest Type Data Source Last Updated Date Supplemental Environmental Interests:
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
TWIN FALLS WASTEWATER TREATMENT PLANT IDNOE3150 STORM WATER INDUSTRIAL ICIS

ICIS-AIR (AIR)
CITY OF TWIN FALLS WWTP ID0000001608300164 AIR MINOR ICIS 04/23/2024
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
TWIN FALLS, CITY OF - TWIN FALLS WWTP IDU100080 ICIS-NPDES UNPERMITTED ICIS

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
TWIN FALLS, CITY OF IDL021270 BIOSOLIDS ICIS

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
TWIN FALLS, CITY OF - TWIN FALLS WWTP ID0021270 POTW ICIS 04/30/2014 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
TWIN FALLS, CITY OF IDL021270 ICIS-NPDES NON-MAJOR ICIS

IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY
CITY OF TWIN FALLS WWTP ID_DEQ_001848 STATE MASTER IDDEQ
AIR INFORMATION MANA-1848
AIR PROGRAM
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
TWIN FALLS WASTEWATER TREATMENT PLANT IDNOE3150 NPDES PERMIT ICIS

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
TWIN FALLS, CITY OF - TWIN FALLS WWTP ID0021270 BIOSOLIDS ICIS 04/30/2014 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
TWIN FALLS, CITY OF - TWIN FALLS WWTP ID0021270 NPDES PRETREATMENT PROGRAM ICIS 04/30/2014 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
INTEGRATED COMPLIANCE INFORMATION SYSTEM TWIN FALLS CITY STP 32015 FORMAL ENFORCEMENT ACTION ICIS 11/20/1997 ICIS-10-1983-0007
FORMAL ENFORCEMENT ACTION
ICIS-10-1976-0006
FORMAL ENFORCEMENT ACTION
ICIS-10-1985-0001
FORMAL ENFORCEMENT ACTION
ICIS-10-1994-0252
FORMAL ENFORCEMENT ACTION
ICIS-AIR (AIR)
CITY OF TWIN FALLS WWTP ID000000160830003 AIR MINOR ICIS 07/12/2021
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
TWIN FALLS CITY WWTP IDD000712281 VSQG (Y) RCRAINFO

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
TWIN FALLS, CITY OF - TWIN FALLS WWTP ID0021270 ICIS-NPDES MAJOR ICIS 04/30/2014 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
AIR FACILITY SYSTEM
TWIN FALLS CITY OF 1608300085 AIR MINOR (OPERATING) AIRS/AFS 01/28/2013

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
NPDES
4952
SEWERAGE SYSTEMS

AIRS/AFS
OWNE



ICIS
4952
SEWERAGE SYSTEMS

AIRS/AFS
4952
SEWERAGE SYSTEMS

Facility Codes and Flags

EPA Region: 10
Duns Number:
Congressional District Number: 02
Legislative District Number: ID
HUC Code/Watershed: 17040212 / UPPER SNAKE-ROCK
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
TWIN FALLS CITY OF SFDW
CITY OF TWIN FALLS WWTP IDDEQ
TWIN FALLS, CITY OF - TWIN FALLS WWTP NPDES
TWIN FALLS WASTEWATER TREATMENT PLANT NPDES
TWIN FALLS CITY STP ICIS

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
OWNER
CITY OF TWIN FALLS
RCRAINFO
View
MAILING ADDRESS
CITY OF TWIN FALLS
NPDES
View
OPERATOR
CH2M HILL INC
RCRAINFO
View
MAILING ADDRESS
CITY OF TWIN FALLS
NPDES
View
MAILING ADDRESS
TWIN FALLS, CITY OF
NPDES
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
NPDES 221320 SEWAGE TREATMENT FACILITIES.
RCRAINFO 22132 SEWAGE TREATMENT FACILITIES
AIRS/AFS 221320 SEWAGE TREATMENT FACILITIES.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
FACILITY MAILING ADDRESS 321 2ND AVE E TWIN FALLS ID 833011907 AIRS/AFS
ENGINEER PO BOX 1907 TWIN FALLS ID 83303 NPDES
COGNIZANT OFFICIAL PO BOX 1907 TWIN FALLS ID 83303 NPDES
MAILING ADDRESS PO BOX 5158 TWIN FALLS ID 83303 NPDES
FACILITY MAILING ADDRESS 350 CANYON SPRINGS ROAD WEST TWIN FALLS ID 83301 IDDEQ
REGULATORY CONTACT PO BOX 5158 TWIN FALLS ID 83303 RCRAINFO
UNKNOWN CONTACT PO BOX 5158 TWIN FALLS ID 83303 NPDES
OWNER PO BOX 1907 TWIN FALLS ID 83301 RCRAINFO
MAILING ADDRESS PO BOX 1907 TWIN FALLS ID 83303 NPDES
MAILING ADDRESS PO BOX 1907 TWIN FALLS ID 83301 NPDES
OTHER CONTACT PO BOX 5158 TWIN FALLS ID 83303 NPDES
OPERATOR PO BOX 5158 TWIN FALLS ID 83303 RCRAINFO
OTHER CONTACT PO BOX 1907 TWIN FALLS ID 83303 NPDES
FACILITY MAILING ADDRESS PO BOX 5158 TWIN FALLS ID 83303 RCRAINFO

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
OTHER CONTACT
JACK BENNION
2084235158
NPDES
View
ENGINEER
JACQUELINE FIELDS
2087357273
NPDES
View
COGNIZANT OFFICIAL
TOM COURTNEY
2087362271
NPDES
View
ENGINEER
JACKIE FIELDS
2087357273
NPDES
View
UNKNOWN CONTACT
JON CATON
2087357270
AIRS/AFS


COGNIZANT OFFICIAL
TRAVIS ROTHWEILER
2087357271
NPDES


COMPLIANCE CONTACT
JON CATON
2087357270
AIRS/AFS


COGNIZANT OFFICIAL
JACK BENNION
2084235158
NPDES
View
UNKNOWN CONTACT
SHAWN MOFFITT
2087349933
NPDES
View
COGNIZANT OFFICIAL
JON CATON
2087357270
NPDES
View
OTHER CONTACT
JOHN KREADY
2087349933
NPDES
View

Query executed on: OCT-14-2025