Commercial Septic Systems

NDEP Commercial Septic System Policy Memo

Note: Nevada regulations require all commercial septic systems to be designed by a registered Nevada professional engineer. All plans and calculations shall be wet stamped by the engineer, and the engineer shall be responsible for certifying installation in writing.

Plan Submittal Requirements for all new Commercial Septic Systems
(applies to both large and small capacity systems)

Following items shall be submitted for review and approval for all commercial septic systems:
  • Plan Review Fee $200
  • Commercial Septic Plan Submittal Form
  • Two copies of drawings, plans and specifications for system(s) wet stamped by a registered Nevada professional engineer
  • Completed WTS-23 Checklist Note: WTS-23 will be modified to cover both small and large systems in late 2005 - please use this document for guidance on small systems
Submit to:

Attention Commercial Septics
Bureau of Water Pollution Control
Nevada Division of Environmental Protection
901 South Stewart Street, Suite 4001
Carson City NV 89701-5249


Clark County Submitals (Las Vegas)

Attention Commercial Septics
Nevada Division of Environmental Protection
Bureau of Water Pollution Control
1771 East Flamingo Road, Suite 121A
Las Vegas, NV 89119


Large-capacity Septic System
General Permit GU9201 & Associated Information

Applies to:

The permit GU9201 is intended for the installation and operation, including the discharge of effluent, of a large-capacity septic system (LCSS)[1] that processes only sanitary waste and is designed to protect public health and existing or potential underground sources of drinking water. This permit was originally issued in May 1993 under the number GNEV9201. The permit is renewed every five (5) years. The intent of this permit is to cover one or more large septic system(s) or a group of smaller septic systems clustered together creating a high density of effluent discharge that will lead to ground water contamination.

See also Permit GU9201 Fact Sheet below for additional information.

Plan Review Fee:

$200.00
Filing Fee:

$400.00
Annual Fee:

$300.00 / Fiscal Year (from July 1 through June 30 of each year)

Payable To:

Nevada Division of Environmental Protection

Submit to:

Bureau of Water Pollution Control
Nevada Division of Environmental Protection
901 South Stewart Street, Suite 4001
Carson City NV 89701-5249


Note — Most documents are in Adobe PDF File Format

LCSS Permitting Process
WTS-23 Fact Sheet for Construction/Design of LCSS & Checklist
LCSS Notice of Intent (NOI)


LCSS General Permit GU9201 (reissued on July 22, 2004)
LCSS General Permit GU9201 Fact Sheet

Operations & Maintenance Fact Sheet of LCSS
LCSS Evaluation Form

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