| Impacts - E19 Information |
| 8.0 Feet | No flooding from Boca to Mogul, including Floriston and Verdi. USGS 5 year flood. |
| 8.5 Feet | No flooding from Boca to Mogul, including Floriston and Verdi. This is maximum safe flow in lowest portions of Truckee Meadows below Sparks. Releases from Prosser, Boca, and Stampede Reservoirs are cut at this point so flow at Reno does not exceed 6000 cfs. USGS 7 year flood. |
| 9.0 Feet | No flooding from Boca to Mogul, including Floriston and Verdi. USGS 8 year flood. |
| 9.5 Feet | No flooding from Boca to Mogul, including Floriston and Verdi. USGS 10 year flood. |
| 10.0 Feet | No flooding from Boca to Mogul, including Floriston and Verdi. USGS 12 year flood. |
| 10.5 Feet | No flooding from Boca to Mogul, but near bankfull in portions of the Verdi/Mogul area. USGS 15 year flood. |
| 11.0 Feet | Flood Stage - Minor lowland flooding in some locations from Boca to Mogul, especially Verdi/Mogul area. USGS 20 year flood. |
| 11.5 Feet | Minor to moderate flooding from Boca to Mogul, especially to trailer and public parks in the Verdi/Mogul area along the river. Similar impacts to 02/01/1963 and 12/23/1964 floods at Farad. USGS 25 year flood. |
| 12.0 Feet | Moderate flooding from Boca to Mogul, especially to trailer and public parks in the Verdi/Mogul area along the river. Some damage to roads, bridges, and low-lying structures in the area. Similar in impact to floods which occurred on 02/25/1928, 02/01/1963, and 12/23/1964 at Farad. USGS 33 year flood. |
| 12.5 Feet | Moderate to major flooding from Boca to Mogul. Moderate damage to roads, bridges, and low-lying buildings especially in the Verdi/Mogul area. Transportation affected with many road closures. Impacts worse than 02/01/1963 and 12/23/1964 floods at Farad, but not as severe as 01/02/1997 or 12/23/1955 floods. USGS 40 year flood. |
| 13.0 Feet | Major flooding from Boca to Mogul. At these flows major damage should be expected to low-lying roads, bridges, and structures along the river, especially from Verdi/Mogul area. Transportation significantly affected. USGS 50 year flood. Similar to floods of 01/02/1997 and 12/23/1955. |
| 13.5 Feet | Major flooding with extensive flood damage to roads, bridges, and structures from Boca to Mogul, especially in the Verdi/Mogul area. Transportation becomes very difficult, and most major roads/highways in the area are flooded. Similar in impact to the 12/11/1937 and 03/18/1907 floods, worse than 01/02/1997 flood. USGS 65 year flood. |
| 14.0 Feet | Disastrous, near record flooding from Boca to Mogul with extensive damage likely to low-lying structures along the river. Regional transportation severely affected, with many major roads flooded or damaged. USGS 85 year flood. Worse than 03/18/1907 and 12/11/1937 floods, but not as severe as the flood of record at Farad on 11/21/1950. |
| 14.5 Feet | Flood disaster from Boca downstream to Nixon. Near record flooding of buildings, roads, and bridges in the Verdi/Mogul area. Equal to the record flood at Farad on 11/21/1950. USGS 100 year flood. |
| 15.0 Feet | Record flooding at Farad and near record to record flooding on entire mainstream Truckee. Disastrous flooding of buildings, roads, and bridges in Verdi/Mogul area. Transportation nearly cut off in all directions to/from Reno/Sparks. Well over USGS 100 year flood, and Farad record stage of 14.4 feet, record flow of 17,500 cfs (both set in 11/21/1950). |
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