FRS Facility Detail Report


NEIL SIMPSON TWO (BLACK HILLS POWER, INC.)

EPA Registry Id: 110069499313
3151 HWY 51, HCR #18
GILLETTE, WY 827189716


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:
ICIS-AIR (AIR)
NEIL SIMPSON TWO (BLACK HILLS POWER, INC.) WY0000005600500063 AIR MAJOR ICIS 11/28/2018
COMPLIANCE AND EMISSIONS DATA REPORTING INTERFACE
NEIL SIMPSON TWO (BLACK HILLS POWER, INC.) CEDRI10186103 COMPLIANCE AND EMISSIONS REPORTING API 01/29/2024

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

No SIC Codes returned.

Facility Codes and Flags

EPA Region: 08
Duns Number:
Congressional District Number: 01
Legislative District Number:
HUC Code/Watershed: 10120201 / UPPER BELLE FOURCHE
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land:

Alternative Names

Alternative Name Source of Data
BLACK HILLS CORPORATION_SIMPSON 2 AIR

Organizations

No Organizations returned.

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
AIR 221112 FOSSIL FUEL ELECTRIC POWER GENERATION.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
FACILITY MAILING ADDRESS P.O. BOX 1400 RAPID CITY SD 577091400 AIR

Contacts

No Contacts returned.

Query executed on: OCT-14-2025