Regulated Underground Storage Tanks (0)
Leaking Underground Storage Tanks (1)
Suspected and Contaminated Underground Storage Tanks (2)
Wetlands (incomplete) (3)
Samm. Plat. Wellhead Protection Zones (4)
| 1 & 5 year Wellhead Protection Zone; 5 year Wellhead Protection Zone |
| 10 year Wellhead Protection Zone |
CARA - Critical Aquifer Recharge Area (2023) (18)
| Class 1 - 1-5 year time of travel / high-medium pollution potential |
| Class 2 - 1-5 year time of travel / low pollution potential |
| Class 3 - 10+ year time of travel / high-medium pollution potential |
| Class 4 - 10+ year time of travel / low pollution potential |
CARA - Critical Aquifer Recharge Area (5)
|
| Class 1 - 1 & 5 year Wellhead Capture Zone |
|
| Class 2 - 10 year Wellhead Capture Zone |
| Class 3 - High Aquifer Recharge Area |
Known Landslide Affected parcels [incomplete!] (6)
Slopes > 40 % (7)
Slopes >= 15% and < 40% (17)
Shoreline Environment Designations (8)
| Issaquah Creek Shoreline Residential |
| Lake Sammamish Shoreline Residential |
| Lake Sammamish Urban Conservancy |
| Issaquah Creek Urban Conservancy |
|
| Urban Conservancy |
| Natural |
| Shoreline Commercial Mixed |
| Transportation High Intensity |
Carbon Credit Protected Areas (9)
Soil Infiltration Categories (10)
| LOW PERM - ALLUVIAL |
| LOW PERM - ORGANIC |
| LOW PERM - TILL |
| MOD PERM - ALLUVIAL (LID REQUIRED) |
| MOD PERM - MIXED ALLUVIAL (LID REQUIRED) |
| MOD PERM - OUTWASH (LID REQUIRED |
| HIGH PERM - ALLUVIAL (LID REQUIRED) |
| HIGH PERM - OUTWASH (LID REQUIRED) |
Landslides, 1:24,000 Scale (DNR) (11)
Landslide Hazard Areas (King Co.) (12)
Erosion Hazard Areas (King Co.) (13)
Seismic Hazards (King Co.) (14)
Issaquah Liquefaction (King Co.) (15)
Ground Snow Load (5 psf increments) [Building] (16)
| 25 |
| 30 |
| 35 |
| 40 |
| 45 |
| 50 |
| 55 |
| 60 |
| 65 |
| 70 |
| 75 |
| 80 |
| 85 |
| 90 |
| 95 |
| 100 |
|
