761
Recorded events
17
Counties affected
12
Direct deaths
$133.5M
Property damage
Nevada flash flood history: 761 recorded events across 17 counties between 1996 and 2025.
Decade by decade
Nevada flash flood history by decade
The 2010s are the busiest decade on record with 434 reported flash flood events across Nevada. Earlier decades are thinner because systematic reporting for this hazard expanded over time, not because the weather was calmer.
County ranking
Counties with the most flash flood events in Nevada
| Rank | County | Events | Deaths | Damage | Span |
|---|---|---|---|---|---|
| #1 | Clark County | 369 | 12 | $112.7M | 1996–2025 |
| #2 | Lincoln County | 77 | 0 | $1.7M | 1996–2025 |
| #3 | Nye County | 68 | 0 | $4.1M | 1997–2025 |
| #4 | Elko County | 61 | 0 | $1.4M | 1996–2024 |
| #5 | Washoe County | 31 | 0 | $3.6M | 2002–2025 |
| #6 | Eureka County | 26 | 0 | $332K | 1998–2018 |
| #7 | White Pine County | 22 | 0 | $16K | 1998–2022 |
| #8 | Lyon County | 22 | 0 | $6.7M | 2002–2025 |
| #9 | Esmeralda County | 20 | 0 | $496K | 1997–2023 |
| #10 | Douglas County | 18 | 0 | $2.3M | 1998–2025 |
| #11 | Mineral County | 14 | 0 | $1K | 1997–2025 |
| #12 | Storey County | 11 | 0 | $25K | 1996–2025 |
| #13 | Lander County | 10 | 0 | $16K | 1997–2023 |
| #14 | Humboldt County | 7 | 0 | $38K | 1996–2023 |
| #15 | Churchill County | 2 | 0 | $0 | 2009–2014 |
| #16 | Carson City | 2 | 0 | $60K | 2014–2014 |
| #17 | Pershing County | 1 | 0 | $0 | 2018–2018 |
Significant events
Deadliest flash flood events in Nevada
| Date | County | Scale | Deaths | Injuries |
|---|---|---|---|---|
| Jun 30, 2016 | Clark County | — | 1 | 1 |
| Aug 4, 2017 | Clark County | — | 1 | 0 |
| Aug 10, 1997 | Clark County | — | 1 | 4 |
| Aug 24, 2023 | Clark County | — | 1 | 0 |
| Jul 20, 1998 | Clark County | — | 1 | 0 |
| Sep 1, 2023 | Clark County | — | 1 | 0 |
| Jul 8, 1999 | Clark County | — | 1 | 0 |
| Sep 2, 2023 | Clark County | — | 1 | 0 |
| Dec 1, 2002 | Clark County | — | 1 | 1 |
| May 6, 2025 | Clark County | — | 1 | 0 |