Stormwater Management: Las Vegas vs Paradise
How do stormwater management rules compare between Las Vegas, NV and Paradise, NV?
Paradise has fewer restrictions than Las Vegas.
Las Vegas, NV
Clark County
Las Vegas regulates stormwater discharge under its Municipal Separate Storm Sewer System (MS4) NPDES permit issued by the Nevada Division of Environmental Protection. The Clark County Regional Flood Control District coordinates valley-wide stormwater management. Las Vegas Municipal Code Title 13 addresses storm drainage standards, requiring new developments to incorporate detention basins and post-construction best management practices to prevent pollutants from entering the Las Vegas Wash and Lake Mead.
View full Las Vegas rules →Paradise, NV
Clark County
Clark County runs an MS4 NPDES stormwater program through Title 24 and CCRFCD. Construction sites of 1 acre or more need SWPPPs and NDEP Construction Stormwater permits. Outfall drains to Lake Mead.
View full Paradise rules →Key Facts Comparison
| Fact | Las Vegas | Paradise |
|---|---|---|
| Permit Type | MS4 NPDES permit (NDEP) | - |
| Regional Authority | Clark County Regional Flood Control District | - |
| Code Reference | LVMC Title 13 (Public Services) | - |
| New Development | Must include post-construction BMPs | - |
| Illicit Discharge | Prohibited — fines up to $1,000/day | - |
| Permit | - | Phase I MS4 NPDES |
| Code | - | Title 24 |
| Construction | - | 1 acre triggers SWPPP |
| Outfall | - | Las Vegas Wash to Lake Mead |
Highlighted rows indicate differences between cities.
Las Vegas FAQ
Can I discharge water from my property into the storm drain?
Illicit discharges including wash water, chemicals, and pool drainage into the storm drain system are prohibited. Only uncontaminated stormwater is permitted. Violations can result in fines up to $1,000 per day.
Who manages flood control in Las Vegas?
The Clark County Regional Flood Control District manages regional flood infrastructure, while the City of Las Vegas handles local storm drainage within city limits under its MS4 permit.
Paradise FAQ
Can I wash my car in my Clark County driveway?
Soapy wash water flowing to the street storm drain is an illicit discharge under Title 24. Wash on grass or gravel that infiltrates on-site, or use a commercial car wash that recycles wastewater.
Does my Clark County construction site need a stormwater permit?
Yes, if the site disturbs 1 acre or more (including smaller sites part of a larger common plan). Apply for the NDEP Construction Stormwater General Permit and prepare a SWPPP before ground disturbance.
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