Spearfish businesses and residents enjoy top quality utility service at rates well below the national average.  The City of Spearfish is well equipped to support the needs of its growing community.


Water & Sewer

Water & Sewer
Water Treatment  
Name of Provider City of Spearfish
Rated Capacity (mgd) 13.7 mgd
Average Daily Demand (mgd) 2.27 mgd
Cost per 1000 Gallons $1.25 - $3.35
Sewer Treatment  
Name of Provider City of Spearfish
Type of Service Mechanical Activated Sludge; Tertiary
Rated Capacity (mgd) 1.65
Average Daily Demand (mgd) 1
Peak Demand (mgd) 4.92 Hourly
Cost per 1000 Gallons $2.45
 Contact Info:   City of Spearfish
Public Works Dept.
625 N. 5th Street
Spearfish, SD 57783
Phone: 605-642-133


Electrical Power

Black Hills Power and Butte Electric Cooperative provide electrical power services in/and around the Spearfish area. Both companies offer flexible economic development programs to new and existing companies including business development rates.

Electric Power   
Name of Provider Butte Electric Coop Black Hills Power
# of Communities Served 3 Counties  
Company - Net Importer or Exporter of Power  Importer  
% of Reserve Margin Including Generation and Net Purchases  15%  
Name of Power Pool Membership None Western Electric Council
Regulated or Deregulated Regulated  
Average Cost per kWh (cents)    
Small Commercial/Industrial (50kw & 18,000 kWh)  0.14  
Medium Commercial/Industrial (300kw & 140,000 kWh)  0.14  
Large Commercial/Industrial (750 kw & 260,000 kWh)  0.12


Contact Info:   Black Hills Power
Mutch Usera, Sr. Program Mgr.
409 Deadwood Ave.
Rapid City, SD 57701
Phone: 605-716-3951
  Butte Electric Cooperative
John Lee, Manager
PO Box 137
Newell, SD 57760
Phone: 605-456-2494


Natural Gas

Montana-Dakota Utilities, Inc. supplies natural gas to Spearfish and the surrounding communities in Montana, North Dakota, South Dakota and Wyoming For their customer convenience, the Spearfish office has staff on call 24/7.


Natural Gas 
Name of Provider Montana Dakota Utilities
Average Cost for Industrial Users ($ per mcf)  3.52/dk*
Firm Contract Rates N/A
Interruptible Service Rates 3.52/dk*
Contact Info:   Montana-Dakota Utilities, Inc.
Toby Bordewyk, Regional Engineer
505 Heritage Dr.
Spearfish, SD 57783
Phone: 605-355-4053


Spearfish has a highly advanced telecommunications network system which includes state-of-the-art voice and data communications services. A Spearfish location provides businesses with as many as four (4) service providers to choose from (WOW, Midcontinent Communication, Century Link and SDN Communications). These providers offer a full range of services including self-healing, hi-speed fiber optic networks (speeds up to 10 Gbps), DSL, ISDN, ADSL and redundant connectivity.  Direct fiber connectivity with the following national carriers is available through AT&T, Verizon Business and Sprint.

Contact Info:
Communication Services
Jeff Kavan
5100 S. Broadband Ln.
Sioux Falls, SD 57108
Phone: 866-268-5005
  SDN Communications
Dan Gabrielson
1089 Rand Rd.
Rapid City SD 57701
Phone: 605-978-1049
    Midcontinent Communications
Tom Doyle
1624 Concourse Crt.
Rapid City, SD 57703
Phone: 605-791-3951
  Century Link
Phone: 800-777-9594

Cable Providers 

Contact Info:   Midcontinent Communications
409 S. 32nd St
Spearfish, SD 57783
Phone: 605-642-9600
145 E. Hudson St.
Spearfish, SD 57783
Phone: 605-722-2000