Resources / Utilities
Utility Providers in Gallatin County
A comprehensive guide to electricity, natural gas, propane, water, sewer, and garbage service across the Gallatin Valley — organized by city so you know exactly who to call when you move in.
Bozeman
Bozeman has full municipal utility service. NorthWestern Energy handles electricity and natural gas, the City runs water and sewer, and Republic Services is the primary garbage hauler. Propane is mainly used in rural areas outside city limits.
| Service | Provider | Phone | Details |
|---|---|---|---|
| Electricity | NorthWestern Energy | (888) 467-2669 | Serves all of Gallatin County. ~12.77¢/kWh. 24/7 outage reporting. |
| Natural Gas | NorthWestern Energy | (888) 467-2669 | Available in city limits and many surrounding areas. Call 811 before you dig. |
| Water | City of Bozeman Water & Sewer | (406) 582-3200 | Billing: (406) 582-2303. Four Corners W&S District: (406) 585-4166 for that area. |
| Sewer | City of Bozeman Water & Sewer | (406) 582-3200 | Combined billing with water. Septic for properties outside city sewer service area. |
| Garbage & Recycling | Republic Services / City of Bozeman Solid Waste | (406) 586-0606 / (406) 582-3232 | City of Bozeman also provides garbage collection. Republic: 65-gal tote ~$27/mo. 14 free recycling drop-off sites countywide. |
| Propane | AmeriGas / Big Sky Propane / Madison River Propane | Varies | Mainly for rural properties outside natural gas service. Multiple local suppliers available. |
Serves all of Gallatin County. ~12.77¢/kWh. 24/7 outage reporting.
Available in city limits and many surrounding areas. Call 811 before you dig.
Billing: (406) 582-2303. Four Corners W&S District: (406) 585-4166 for that area.
Combined billing with water. Septic for properties outside city sewer service area.
City of Bozeman also provides garbage collection. Republic: 65-gal tote ~$27/mo. 14 free recycling drop-off sites countywide.
Mainly for rural properties outside natural gas service. Multiple local suppliers available.
Belgrade
Belgrade has its own municipal water and sewer system. Electricity and natural gas come from NorthWestern Energy. Both Republic Services and the locally-owned L&L Site Services offer garbage pickup.
| Service | Provider | Phone | Details |
|---|---|---|---|
| Electricity | NorthWestern Energy | (888) 467-2669 | Same rates and service as Bozeman. |
| Natural Gas | NorthWestern Energy | (888) 467-2669 | Available in city limits. |
| Water | City of Belgrade | (406) 388-3760 | 91 E Central Ave. River Rock W&S District serves some subdivisions outside city. |
| Sewer | City of Belgrade | (406) 388-3760 | Combined billing with water. Septic for rural properties outside district. |
| Garbage & Recycling | Republic Services / L&L Site Services | (406) 586-0606 / (406) 388-7171 | L&L is locally owned, veteran-operated since 2007. Free recycling drop-offs available. |
| Propane | AmeriGas / Rocky Mountain Propane | Varies | For properties outside natural gas service area. |
91 E Central Ave. River Rock W&S District serves some subdivisions outside city.
Combined billing with water. Septic for rural properties outside district.
L&L is locally owned, veteran-operated since 2007. Free recycling drop-offs available.
Big Sky
Big Sky has its own water and sewer district (District No. 363). NorthWestern Energy provides electricity and natural gas. Propane is common for homes outside the gas service area, especially in the resort and canyon areas.
| Service | Provider | Phone | Details |
|---|---|---|---|
| Electricity | NorthWestern Energy | (888) 467-2669 | 24/7 emergency service. Weekday hours 7 AM – 6 PM. |
| Natural Gas | NorthWestern Energy | (888) 467-2669 | Not available in all areas — many Big Sky homes use propane. |
| Water | Big Sky County Water & Sewer District No. 363 | (406) 995-2660 | 561 Little Coyote Rd. Quarterly billing. Created 1993. |
| Sewer | Big Sky County Water & Sewer District No. 363 | (406) 995-2660 | Managed under contract by Four Corners W&S District. Septic for properties outside district. |
| Garbage & Recycling | Republic Services / L&L Site Services | (406) 586-0606 / (406) 388-7171 | Nearest transfer station is north of West Yellowstone. Main landfill in Logan (~60 mi). |
| Propane | AmeriGas / Big Sky Propane | Varies | Very common in Big Sky. Big Sky Propane offers wireless tank monitoring. |
Not available in all areas — many Big Sky homes use propane.
561 Little Coyote Rd. Quarterly billing. Created 1993.
Managed under contract by Four Corners W&S District. Septic for properties outside district.
Nearest transfer station is north of West Yellowstone. Main landfill in Logan (~60 mi).
Very common in Big Sky. Big Sky Propane offers wireless tank monitoring.
Manhattan
Manhattan runs its own water and sewer through the Town offices. NorthWestern Energy provides electricity and gas. Waste Management (WM) handles garbage with Monday pickups.
| Service | Provider | Phone | Details |
|---|---|---|---|
| Electricity | NorthWestern Energy | (888) 467-2669 | |
| Natural Gas | NorthWestern Energy | (888) 467-2669 | |
| Water | Town of Manhattan | (406) 284-3235 | 207 S 6th St. Mon–Fri 8:30 AM – 5 PM. |
| Sewer | Town of Manhattan | (406) 284-3235 | Combined billing with water. Septic for rural properties. |
| Garbage & Recycling | WM (Waste Management) | (800) 796-9696 | Pickup every Monday. Included in refuse charges. |
| Propane | Rocky Mountain Propane / AmeriGas | Varies | For properties outside natural gas service area. |
Pickup every Monday. Included in refuse charges.
Three Forks
Three Forks operates its own water and sewer system through City Hall. NorthWestern Energy handles electricity and gas. Republic Services provides garbage collection.
| Service | Provider | Phone | Details |
|---|---|---|---|
| Electricity | NorthWestern Energy | (888) 467-2669 | |
| Natural Gas | NorthWestern Energy | (888) 467-2669 | |
| Water | City of Three Forks | (406) 285-3431 | 206 Main St. Billing: (406) 285-3408. After-hours emergencies: (406) 539-6905. Bulk water available. |
| Sewer | City of Three Forks | (406) 285-3431 | Combined billing with water. Online payments accepted. |
| Garbage & Recycling | Republic Services | (406) 586-0606 | Standard trash pickup and recycling. Free drop-off recycling sites available. |
| Propane | AmeriGas / Rocky Mountain Propane | Varies | For properties outside natural gas service area. |
206 Main St. Billing: (406) 285-3408. After-hours emergencies: (406) 539-6905. Bulk water available.
Standard trash pickup and recycling. Free drop-off recycling sites available.
Gallatin Gateway
Gallatin Gateway has its own water and sewer district (est. 2009). NorthWestern Energy provides electricity and natural gas where available. Propane is common for homes outside the gas service area. Many rural properties rely on wells and septic.
| Service | Provider | Phone | Details |
|---|---|---|---|
| Electricity | NorthWestern Energy | (888) 467-2669 | |
| Natural Gas | NorthWestern Energy | (888) 467-2669 | Not available at all addresses — check before purchasing a property. |
| Water | Gallatin Gateway Water & Sewer District | (406) 580-3633 | Contact Amy or Phil. Email: gm@gatewaywsd.com. Many rural properties use private wells. |
| Sewer | Gallatin Gateway Water & Sewer District | (406) 580-3633 | Managed by Four Corners W&S District. Rural properties typically on septic. |
| Garbage & Recycling | Republic Services / Self-haul | (406) 586-0606 | Curbside available in some areas. Free recycling drop-off sites nearby. |
| Propane | AmeriGas / Madison River Propane / Big Sky Propane | Varies | Very common in Gateway. Madison River offers metered pay-as-you-use service. |
Not available at all addresses — check before purchasing a property.
Contact Amy or Phil. Email: gm@gatewaywsd.com. Many rural properties use private wells.
Managed by Four Corners W&S District. Rural properties typically on septic.
Curbside available in some areas. Free recycling drop-off sites nearby.
Very common in Gateway. Madison River offers metered pay-as-you-use service.
West Yellowstone
West Yellowstone's water comes from Whiskey Springs — a gravity-fed natural spring that requires no chemical treatment. NorthWestern Energy took over electricity and gas from Energy West in 2025. Note: a sewer hook-up moratorium limits new construction.
| Service | Provider | Phone | Details |
|---|---|---|---|
| Electricity | NorthWestern Energy (formerly Energy West) | (888) 467-2669 | Acquired Energy West Q1 2025. Also serves Yellowstone National Park. |
| Natural Gas | NorthWestern Energy (formerly Energy West) | (800) 245-6977 | Transitioned from Energy West as of July 2025. |
| Water | Town of West Yellowstone | Town Hall | Fed by Whiskey Springs (natural spring, gravity-fed). Not chemically treated. Tested multiple times monthly. |
| Sewer | Town of West Yellowstone | Town Hall | System handles 30K–40K gal/day (winter) to 450K–500K gal/day (summer peak). Hook-up moratorium in effect. |
| Garbage & Recycling | West Yellowstone / Hebgen Basin Refuse District | Gallatin County | Transfer station 4 miles north on Hwy 191. Also handles Yellowstone National Park waste. |
| Propane | AmeriGas / Fall River Propane | Varies | Fall River has 20+ years serving West Yellowstone. Tank installation and leasing available. |
Acquired Energy West Q1 2025. Also serves Yellowstone National Park.
Transitioned from Energy West as of July 2025.
Fed by Whiskey Springs (natural spring, gravity-fed). Not chemically treated. Tested multiple times monthly.
System handles 30K–40K gal/day (winter) to 450K–500K gal/day (summer peak). Hook-up moratorium in effect.
Transfer station 4 miles north on Hwy 191. Also handles Yellowstone National Park waste.
Fall River has 20+ years serving West Yellowstone. Tank installation and leasing available.
Rural Properties
Properties outside city limits or water/sewer districts — common in Gallatin Gateway, canyon areas near Big Sky, and throughout rural Gallatin County — typically use private wells, septic systems, and propane instead of municipal services.
Private Wells
Individual wells are required for drinking water on rural properties. Well drilling, testing, and permitting are handled through the Montana DNRC. Groundwater quality is generally excellent in the Gallatin Valley.
Septic Systems
A permit is required before installation. Contact Gallatin County Environmental Health at (406) 582-3120. Average site evaluation and design cost is ~$2,600.
Propane Suppliers
Major suppliers include AmeriGas, Big Sky Propane (wireless tank monitoring), Madison River Propane (metered pay-as-you-use), Rocky Mountain Propane, and Fall River Propane.
Moving to Gallatin County?
Setting up utilities is just one step in the process. If you're buying or selling a home in the Bozeman area, I can help you navigate everything from inspections to closing day. Get in touch and let's get started.
Information is approximate and subject to change. Always verify directly with the provider for your specific address. Last updated March 2026.