| Level in feet | Affected areas |
| 32.0 | Guerneville: Lower Mill Street; Monte Rio: Old Bohemian Highway |
| 32.5 | Guerneville: Intersection of Hwy. 116; Neeley Road; Mays Canyon Road |
| 33.0 | Guerneville: Intersection of Drake Road and Hwy. 116, Pee Wee Golf, River Lumber Yard; Monte Rio: Willow and Alder Streets, Forestville, Mirabel Trailer park |
| 34.0 | Guerneville: Riverside Park, Johnson's Resort, Creekside Resort, Neeley Road; Northwood: Lower Northwood Drive |
| 35.0 | Guerneville: Parker's resort on Neeley Road, Brookside Resort on Hwy. 116 |
| 36.0 | Guerneville: Fern Grove, lower cabins |
| 37.0 | Guerneville: Mill and 5th Streets; Monte Rio: River Boulevard at Heller |
| 38.0 | Duncans Mills: Portions of Freezeout Road |
| 39.0 | Hacienda: River road begins to close; Rio Nido: canyon 7 Road at miniature golf course; Guerneville: Triple R Resort |
| 39.5 | Hacienda: water to basements of homes on River Road; Guerneville: Guerneville school yard; Monte Rio: Hwy 116 at D Street |
| 40.0 | Guerneville: dada river Hardware; Northwood: Upper Redwood drive; Cazadero: Austin Creek road closes |
| 40.5 | Guerneville: Napa Auto Parts, Buck's Restaurant; River road closes to traffic |
| 41.5 | Guerneville: Stumptown Brewery at Midway Beach; Monte Rio: Main intersection closes |
| 42.0 | Guerneville: Burdon's Restaurant; Monte Rio: Old school (Sweetwater Springs Water Co.) begins to flood |
| 43.0 | Guerneville: Hwy. 116 at Surrey Inn closed to traffic |
| 44.0 | Guerneville: River Lane at Vacation Beach |
| 45.0 | Flood Crest Jan. 1, 1997 |
| 45.0 | Monte Rio: Bartlett's Store |
| 46.0 | Rio Nido: River Road inundates; Guerneville: Main intersection begins to inundate |
| 47.0 | Guerneville: Businesses on north side of Main Street |
| 47.4 | Flood Crest Dec. 23, 1964 |
| 47.6 | Flood Crest Dec. 23, 1955 |
| 48.0 | Flood Crest Jan. 9, 1995 |
| 48.5 | Guerneville: Vet's Hall, Sheriff's substation |
| 49.5 | Flood Crest Feb. 18, 1986 |