2020 Installation Plan
Revision as of 18:08, 24 May 2020 by GearyEppley (talk | contribs)
Gage List
Prioritized list of locations to be improved or installed during summer and fall of 2020 following the gage installation guidelines. Detailed installation plan outline on each gage's page.
| Priority Rank | Gage Location | Install Status | New Post | Extend Post | Improve Signal | Improve Access | Improve Range |
| 1 | SVPA-26 Blue Heron Golf | UPGRADE | no | YES | YES | YES | no |
| 2 | SVPA-15 124th E | UPGRADE | no | no | no | YES | YES |
| 3 | SVPA-12 Wild Canary | UPGRADE | no | no | YES | YES | no |
| 4 | SVPA-34 The T | UPGRADE | no | YES | no | YES | no |
| 5 | SVPA-37 Sno Falls Golf | UPGRADE | no | no | YES | YES | YES |
| 6 | SVPA-33 Keller Dairy | UPGRADE | no | no | no | YES | no |
| 7 | SVPA-17 Goose & Gander | UPGRADE | no | YES | no | YES | no |
| 8 | SVPA-15B 124th W | NEW INSTALL | YES | ||||
| 9 | SVPA-22 Stossel Bridge | NEW INSTALL | |||||
| 10 | SVPA-25 Tolt Hill Bridge | NEW INSTALL |
Gage Height
Table 1. Sensor Height Requirements for Maximum Flood Levels
| Gage Location | Current Sensor Height (ft ASL) | Oct 22nd Flood Crest (ft ASL) | Estimated 60' Flood Crest (ft ASL) | Distance of 60' Flood from Sensor (ft) | Current Sensor Height (ft above ground, May-2020) | New Sensor Height Requirements (ft above ground) |
| SVPA-37 SE Fish Hatchery Road at Snoqualmie Falls Golf Course | 99.06 | unknown - not running during flood | 11.31 | >11.31 | ||
| SVPA-34 W Snoqualmie River Rd SE at the “T” | 81.69 | 80.47 | 84.97 | -3.28 | 7.98 | 12.48 |
| SVPA-34 Snoqualmie River at Keller Dairy | 90.68 | 85.84 | 90.34 | 0.34 | 20 | 20 |
| SVPA-26 W Snoqualmie River Rd NE at the Blue Heron Golf Course | 74.32 | 73.46 (max pre-crest, sensor taken down due to flood levels approaching sensor) | 77.96 | -3.64 | 11.3 | >15.8 |
| SVPA-25 Snoqualmie River at the Tolt Bridge | not installed | unknown | unknown | n/a | n/a | height of bridge guard rail adequate |
| SVPA-22 Snoqualmie River at Stossel Bridge | not installed | 57.96 | 62.46 | n/a | n/a | height of bridge guard rail adequate |
| SVPA-17 NE 100th St at Goose and Gander Farm | 54.24 | 53.81 | 58.31 | -4.07 | 8.19 | 12.69 |
| SVPA-15 124th St East at Local Roots Farm | 55.45 | 46.96 | 51.46 | 3.99 | 15.04 | 15.04 |
| SVPA-15B 124th St West | not installed | estimate based on photos and 124th E | unknown | n/a | n/a | TBD |
| SVPA-12NE 138th St at Wild Canary Farm | 47.9 | 45.26 | 49.76 | -1.86 | 12.3 | 14.5 |
Links
- Gage Location Specifications
- Gage Testing - Notes from testing
