Skip to content
Dakota At Home home page

Public Works | City of Keystone

408 3rd Street, Keystone, SD 57751

Eligibility

Open to all

Hours

8:00am - 4:30pm (MT), Monday - Friday

Application process

Call for information

Fees

Vary; $50.00 after hour fee will apply for emergencies/after hour calls.

Service area

Pennington County, SD

Other Information

Age Group

  • Adults (25-64)
  • Young Adults (18-24)
  • Older Adults (65+)
  • Children (0-17)
Public Works operates water and sewer services for the City of Keystone. This office also operates applications for building permits, floodplain development, grading, mobile home, signs, septic system, and water/sewer tap. Water/Sewer Bills are due prior to 3:00pm (MT) on the 30th of each month. Contact city hall if you do not receive a bill by the 10th of each month.

Last Assured

05/15/2026

Providing organization

City of Keystone

Serving the citizens of Keystone, South Dakota.