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Aberdeen Regional Center

The exterior of the SDSU Extension Aberdeen Regional Center building.

Address:
SDSU Extension Aberdeen Regional Center
13 Second Ave. SE
Aberdeen, SD 57401

Phone: 605-626-2870

Email

Office Hours: 8:00 a.m-5:00 p.m. Monday-Friday (closed from 12:00-1:00 p.m.)

SDSU Extension occupies the first floor and basement of the building. Enter through the double glass doors on the south side of the building. 

  • Classroom: There is a classroom in the basement with seating for about 80 that is available to reserve.
  • Commercial Applicator Testing: Tests are offered in four-hour time blocks, 8:00 a.m.-12:00 p.m. or 1:00-5:00 p.m. Call to schedule an appointment.
  • Livestock Water Testing: On-site livestock water testing services are offered at this location.

Lemmon Regional Center

Address:
SDSU Extension Lemmon Regional Center
401 Sixth Ave. W.
Lemmon, SD 57638

Phone: 605-374-4177

Email

Office Hours: 8:00 a.m-5:00 p.m. Monday-Friday

The office is located on Sixth Avenue on the north side of a building complex that includes the Five Counties Nursing Home. The SDSU Extension Entrance faces Sixth Street, and parking is available on the north side of the building or along Sixth Street.

  • Commercial Applicator Testing: Tests are offered in four-hour time blocks, 8:00 a.m.-12:00 p.m. or 1:00-5:00 p.m. Call to schedule an appointment.
  • Livestock Water Testing: On-site livestock water testing services is offered at this location.

Mitchell Regional Center

Norby Trades Center building on the campus of Mitchell Technical Institute

Address:
SDSU Extension Mitchell Regional Center
1800 E. Spruce St.
Mitchell, SD 57301

Phone: 605-995-7378

Email

The office is located inside the Nordby Trades Center on the Mitchell Technical Institute campus. When entering the parking lot, look for the sign that says SDSU Extension parking. Enter Nordby through the main double doors and immediately turn left to find the SDSU Extension offices (look for the sign).

  • Classroom: There is a conference room with enough seating for 10 people, and a smart classroom with enough for 42. Rooms are available to rent for full or half-days. Rental rates are available for full or half days. It is $50 for a half day without technology or $75 with technology; a full day without technology is $100 or $150 with technology.
  • Commercial Applicator Testing: Tests are offered in four-hour time blocks, 8:00 a.m.-12:00 p.m. or 1:00-5:00 p.m. Call to schedule an appointment.
  • Livestock Water Testing: On-site livestock water testing services is offered at this location. 

Pierre Regional Center

SDSU Extension Pierre Regional Center located in the Kenyon Building

Address:
SDSU Extension Pierre Regional Center
412 W. Missouri Ave.
Pierre, SD 57501

Phone: 605-773-8120

Email

The office is located on Missouri Avenue in a residential area along the Missouri River, across from the Steamboat Park amphitheater. SDSU Extension’s offices are on the first floor of a shared office space.

  • Classroom: There is a smart classroom with seating for 30 and a conference room with seating for up to 15 that are available to rent. Rental rates are available for full or half days. It is $50 for a half day without technology or $75 with technology; a full day without technology is $100 or $150 with technology.
  • Commercial Applicator Testing: Tests are offered in four-hour time blocks, 8:00 a.m.-12:00 p.m. or 1:00-5:00 p.m. Call to schedule an appointment.
  • Livestock Water Testing: On-site livestock water testing services is offered at this location.

Sioux Falls Regional Center

The SDSU Extension Sioux Falls Regional Center building

Address:
SDSU Extension Sioux Falls Regional Center
4101 W. 38th St., Ste. 103
Sioux Falls, SD 57106

Phone: 605-782-3290

Email

The office is located in Suite 103 of 4101 W. 38th St. The building also houses Minnehaha County 4-H, South Dakota School for the Deaf and the South Dakota Department of Health. SDSU Extension has its own entrance on the southeast corner of the building, across from the Best Western Empire Towers.

  • Commercial Applicator Testing: Tests are offered in four-hour time blocks, 8:00 a.m.-12:00 p.m. or 1:00-5:00 p.m. Call to schedule an appointment.
  • Livestock Water Testing: On-site livestock water testing services is offered at this location.

Watertown Regional Center

white office building near a street

Address:
SDSU Extension Watertown Regional Center
1910 W. Kemp Ave.
Watertown, SD 57201

Phone: 605-882-5140

Email

The office is located in the Codington County Extension Complex, in the same building as the county 4-H office. Use Entrance A to visit the regional center.

  • Classroom: There is a smart classroom with seating for 30 that is available to rent. Rental rates are available for full or half days. It is $50 for a half day without technology or $75 with technology; a full day without technology is $100 or $150 with technology.
  • Commercial Applicator Testing: Tests are offered in four-hour time blocks, 8:00 a.m.-12:00 p.m. or 1:00-5:00 p.m. Call to schedule an appointment.
  • Livestock Water Testing: On-site livestock water testing services is offered at this location.
Wheat growing in a field with rain clouds in the distance.

Optimizing Wheat Success for 2026

Whether it be winter wheat or spring wheat, there are many things to consider to help improve the health and success of these crops in the upcoming growing season.

Field with field peas and blue sky with fluffy white clouds

Weed Control: Pulse Crops

Weed competition can cause significant yield reduction in pulse crops. Pulse crops are weak competitors with weeds, therefore planning an effective weed control program is one of the keys to profitable production.

South Dakota State University Swine Education and Research Facility exterior.
Apr 01

Advancing U.S Pork Sustainability and Market Value Grant Lunch and Learn

SDSU Extension will host a lunch and learn on April 1, 2026, from 12:00-1:00 p.m. at the SDSU Swine Education and Research Facility (2221 Medary Ave., Brookings, SD 57006).

West River Research and Extension

brown office building near a parking lot

Address:
SDSU West River Research and Extension
711 N. Creek Drive
Rapid City, SD 57703

Phone: 605-394-2236

Email

West River Research and Extension is located on the eastern side of Rapid City near Menards. The building houses both SDSU West River Research and SDSU Extension, with SDSU Extension’s offices downstairs. When entering the parking lot, turn right. The entrance is on the side nearest the stoplight.

  • Commercial Applicator Testing: Tests are offered in four-hour time blocks, 8:00 a.m.-12:00 p.m. or 1:00-5:00 p.m. Call to schedule an appointment.
  • Livestock Water Testing: On-site livestock water testing services is offered at this location.