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Adulticide Treatments | Williston, Ray and Grenora | WCVCD | 8/26 & 8/27/2025

8/26/2025: The Williams County Vector Control District (WCVCD) is planning to conduct ground adulticide treatments in Grenora, Ray, and Williston Block 13 using DeltaGard on Tuesday, August 26, 2025. Residents are reminded to maintain a distance of at least 300 feet from Vector Control trucks during fogging operations. Due to vehicle issues, the ground treatment...

Buildings Closed - New Year's Day

January 1, 2026

Weather Radar

About The Williams County Real-time Weather Radar is located at the Williston Basin International Airport (XWA) and provides radar coverage for northwestern North Dakota. Construction of the radar was completed in October 2019 and is fully operational as of March 2020; information became available to the public in April 2020. The project was funded by revenue...

Ground Adulticide Treatments | Williston, Trenton, Ray and Grenora | WCVCD | 8/19/25- 8/24/25

8/19/25 The Williams County Vector Control District (WCVCD) is planning to conduct ground spray adulticide treatments across several cities this week between Tuesday, August 19 and Sunday, August 24, 2025. WCVCD will be conducting these applications across Grenora, Ray, Williston and Trenton using Zenivex and DeltaGard products. Weather permitting, all treatments will occur after sunset....

Ground Adulticide Treatments | Ray and Grenora | WCVCD | 8/15/25

8/15/25 The Williams County Vector Control District (WCVCD) plans to conduct ground ULV mosquito control treatments in both Ray and Grenora after sunset on Friday evening (8/15/2025), weather permitting. For these missions, WCVCD will use Deltagard which has an active ingredient Deltamethrin. This product is approved for residential mosquito control by the Environmental Protection Agency...

Multiple Adulticide Treatments | Williams County | WCVCD | 8/12/25 - 8/13/25

8/12/25 The Williams County Vector Control District (WCVCD) will be conducting both ground and aerial adulticide treatments between August 12 and August 13, 2025. The WCVCD is planning ground adulticide applications across Grenora, Ray, Williston's Block 8 and in South Williams County (west of Lake Jessie). In Ray and Grenora, WCVCD will be using Zenivex,...

USAFR Aerial Adulticide Spray | Williston | WCVCD | 8/5/25 -8/8/25

In collaboration with the Williams County Vector Control District (WCVCD), the United States Air Force Reserve (USAFR) will be conducting an aerial spray mission over Williston between August 5, 2025 and August 8, 2025, if weather and conditions allow.The large military aircraft will be flying at low elevations during the mission. Treatments will take place...

Rain Restriction Lifted - 6PM (CST) 8/9/2025

Effective Saturday 6:00PM (CST) - 8/9/2025 – Rain Restrictions in ALL ZONES for the County, Township gravel and chip seal roads will be lifted, and will go back to “By Legal Weight” unless otherwise posted. ***** Effective 12:30pm (CST) Saturday, 8/9/2025 - ZONES 4, 5, 6 - in Williams County and all township gravel and chip...

MECH-ELECT SET

20232310-MECH-ELECT SET-06-04-2025

ARCH-STRUCT SET

Notice of CMAR RFQ

Jail Infirmary Renovation Project

Where can I get my fingerprints taken?

*NEW HOURS & LOCATION EFFECTIVE 8/13/2025* The Williams County Sheriff's Office offers fingerprinting every Wednesday evening from 4 pm to 6 pm at the Williams County Law Enforcement Center (223 E Broadway) - enter through the North Visitation Entrance (as of 8/13/2025 fingerprinting is no longer located in the lobby). Individuals are fingerprinted on a...

Facility Services RFQs

Williams County Jail Infirmary Remodel

Request for Qualifications for CMAR Services

Budget Hearings

Budget Hearing Requirement Due to the passage of HB 1176 during the 2025 ND Legislative Session, all levying taxing districts are now required to hold a public budget hearing between September 7 and October 7. In prior years, only taxing districts that levied at least $100,000 were required to hold a hearing. Additionally, HB 1176...

Ground Adulticide Treatments | Grenora, Trenton and Ray | WCVCD | 8/5/25 - 8/6/25

8/5/25: The Williams County Vector Control District (WCVCD) will be conducting ground adulticide treatments in Ray, Grenora, and Trenton after sunset Tuesday, August 5, 2025, weather and conditions permitting. If conditions do not allow, the treatments will be rescheduled for Wednesday, August 6. Ground adulticide applications will take place in Ray and Grenora using Zenivex,...

CR 11A - Re-opened

Effective immediately today, 8/4/25, CR 11A (48th St NW), the 2.5 miles that was closed - located south of Hwy 1804 is now open for travel as the culvert installation has been completed.

Taxable Valuations

Williams County Taxable Valuations Preliminary taxable valuations, as of July 30, 2025, for taxing districts in Williams County are provided below. Taxable valuations are used to determine the mill rates for property tax statements. Note that preliminary tax statements will no longer be issued in August due to the passage of HB 1176 during the...

Aerial and Ground Adulticide Treatments | Southwestern Williams County | WCVCD | 7/31/25 - 8/1/25

7/30/25: The Williams County Vector Control District (WCVCD) will be conducting both aerial and ground applications this week between July 31 and August 1, 2025. The aerial sprays are planned to treat Williston, Trenton and Grenora. WCVCD will be using the product Imperium for aerial portion. Imperium contains Deltamethrin as an active ingredient. Due to...

Effective 8:00am (CST) 7/29/25 Rain Restriction Update

Effective 8:00am (CST) - this morning, 7/29/25 - rain restrictions in all zones will go back to "by legal weight" unless otherwise posted. Effective 7:00am (CST) today, Monday, 7/28/25 - all Williams County and Township gravel and chip seal roads in all zones (1, 2, 3, 4, 5 & 6) will be restricted to...

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