FRS Facility Detail Report


CITY OF ST. HELENA WASTE WATER & RECLAMATION PLANT

EPA Registry Id: 110000516950
#1 CHAIX LANE
SAINT HELENA, CA 94574


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:
RISK MANAGEMENT PLAN
CITY OF ST. HELENA WASTE WATER & RECLAMATION PLANT 100000084044 RMP REPORTER RMP

EMISSION INVENTORY SYSTEM (EIS)
CITY OF ST HELENA WASTEWATER TREATMENT PLANT 10147711 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 04/02/2025
CALIFORNIA - ENVIROVIEW
CITY OF ST. HELENA WASTEWATER TRTMT 106410 STATE MASTER CA-ENVIROVIEW
CERS-10170781
HAZARDOUS WASTE PROGRAM
CERS-10170781
RMP REPORTER
EMISSION INVENTORY SYSTEM (EIS)
CITY OF ST HELENA 1177011 HAZARDOUS AIR POLLUTANT MAJOR EIS 04/02/2025
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
ST. HELENA WWTRP CA0038016 ICIS-NPDES NON-MAJOR ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
ST. HELENA WWTRP CA0038016 POTW ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
CA-ENVIROVIEW
9621
REGULATION AND ADMINISTRATION OF TRANSPORTATION PROGRAMS

NPDES
4952
SEWERAGE SYSTEMS

Facility Codes and Flags

EPA Region: 09
Duns Number:
Congressional District Number: 05
Legislative District Number:
HUC Code/Watershed: 18050002 / SAN PABLO BAY
US Mexico Border Indicator: NO
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
CITY OF ST. HELENA WASTEWATER TRTMT CA-ENVIROVIEW
ST. HELENA WWTF CWNS
CITY OF ST. HELENA WASTEWATER & RECLAMATION PLANT RMP
CITY OF ST HELENA WASTEWATEWR NEI
ST. HELENA WWTRP NPDES
CITY OF ST HELENA EIS

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
PREPARER
BASE ASSOCIATES
RMP
View
PARENT COMPANY
CITY OF ST HELENA
EIS


MAILING ADDRESS
ST. HELENA CITY WWTP
NPDES
View
OWNER
ST HELENA, CITY OF WWTP
NPDES
View
MAILING ADDRESS
ST HELENA, CITY OF
NPDES
View
PREPARER
BASE ASSOCIATES
RMP
View
OWNER
CITY OF ST. HELENA
CA-ENVIROVIEW
View
PARENT COMPANY 1
CITY OF ST HELENA
RMP


PREPARER
BASE ASSOCIATES
RMP
View
OWNER
ST HELENA, CITY OF
NPDES
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
EIS 221320 SEWAGE TREATMENT FACILITIES.
EIS 221320 SEWAGE TREATMENT FACILITIES.
RMP 22132 SEWAGE TREATMENT FACILITIES

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
OWNER/OPERATOR 1480 MAIN STREET ST. HELENA CA 94574 RMP
OWNER 1480 MAIN ST SAINT HELENA CA 94574 NPDES
ENVIRONMENTAL CONTACT 1480 MAIN STREET ST. HELENA 94574 CA-ENVIROVIEW
MAILING ADDRESS 1480 MAIN ST ST. HELENA CA 94574 NPDES
PREPARER PO BOX 781 ABERDEEN MS 39429 RMP
MAILING ADDRESS 1480 MAIN ST SAINT HELENA CA 94574 NPDES
PREPARER P.O. BOX 781 CARUTHERSVILLE 63830 RMP
PREPARER P.O. BOX 781 ELK GROVE CA 957590781 RMP
OWNER 1480 MAIN ST ST. HELENA CA 94574 NPDES
OWNER 1480 MAIN STREET ST. HELENA 94754 CA-ENVIROVIEW

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
ENVIRONMENTAL CONTACT
MICHAEL SAMPLE
(707) 312-1207
CA-ENVIROVIEW
View

Query executed on: OCT-15-2025