csz_pgv_site_30ft_red (27)
| High : 61.8341 - Low : 45 |
csz_pgv_site_30ft_orange (26)
| High : 45 - Low : 23.5 |
csz_pgv_site_30ft_yellow (25)
| High : 23.5 - Low : 12.5348 |
csz_pgv_site_30ft_ltgreen (24)
| High : 12 - Low : 5.75 |
phf_pgv_site_30ft_dkred (34)
| High : 111.34 - Low : 88 |
phf_pgv_site_30ft_red (33)
|
| High : 88 - Low : 45 |
phf_pgv_site_30ft_orange (31)
|
| High : 45 - Low : 23.5 |
phf_pgv_site_30ft_yellow (30)
|
| High : 23.5 - Low : 12 |
phf_pgv_site_30ft_ltgreen (29)
|
| High : 12 - Low : 5.75 |
phf_pgv_site_30ft_dkgreen (28)
| High : 5.75 - Low : 3.30093 |
Cascadia Subduction Zone M 9.0 earthquake, Peak Ground Acceleration (35)
| < 0.05 |
| 0.05 - 0.10 |
| 0.10 - 0.15 |
| 0.15 - 0.20 |
| 0.20 - 0.25 |
| 0.25 - 0.30 |
| 0.30 - 0.35 |
| 0.35 - 0.40 |
| 0.40 - 0.45 |
Portland Hills Fault M 6.8 earthquake, Peak Ground Acceleration (36)
|
| < 0.05 |
|
| 0.05 - 0.10 |
|
| 0.10 - 0.15 |
|
| 0.15 - 0.20 |
|
| 0.20 - 0.25 |
|
| 0.25 - 0.30 |
|
| 0.30 - 0.35 |
|
| 0.35 - 0.40 |
|
| 0.40 - 0.45 |
| 0.45 - 0.50 |
| 0.50 - 0.60 |
| 0.60 - 0.70 |
| 0.70 - 0.75 |
Landslide Deformation (61)
| <0.5 feet |
| 0.5-1 feet |
| 1-5 feet |
| 5-10 feet |
| >10 feet |
Ground Settlement (62)
| 0-0.5 Feet |
|
| 0.5-1 Feet |
| 1-1.5 Feet |
|
| 1.5-2 Feet |
|
| 2-2.5 Feet |
Lateral Spread (63)
| 0.5-1 Feet |
|
| 1-5 Feet |
|
| 5-10 Feet |
| 10-82.7754821777344 Feet |
Liquefaction (64)
| Very High |
| High |
| Moderate |
| Low |
Composite (65)
Historic Landslide Points (7)
CERTAINTY (9)
| High (=>30) |
| Moderate (11-29) |
| Low (=<10) |
DEEP-SHALLOW (10)
| Deep |
AGE (11)
| Historic (<150yrs) |
| Pre-Historic (>150yrs) |
SCARP LINES (15)
HEAD SCARP-FLANKS (16)
HEAD SCARP-FLANKS (17)
Shallow Landslide Susceptibility, Multnomah County (DOGAMI) (18)
Deep Landslide Susceptibility, Multnomah County (DOGAMI) (19)
Potential Rapidly Moving Landslide Hazards (DOGAMI) (40)
Steep Slopes (20% or more) (21)
Title 33 Potential Landslide Hazard Area (70)
(Retired) Regulatory Landslide Hazard Area (BDS) (20)
MCDD Levee Review Zone (53)
MCDD Boundary (54)
Reduced Flood Risk due to Levee (56)
FEMA Pre-Implementation Compliance Measures (PICM) Requirement Areas (74)
Title 24 Composite 1996 Flood Hazard Area (71)
Title 24 Enhanced Flood Storage Area (72)
Johnson Creek Flood Risk (73)
Metro Title 3 1996 Flood Area (39)
FEMA 100-year floodplain (SFHA) (3)
FEMA 500-year floodplain (4)
Floodway (FEMA) (57)
Portland Flood Response Stages (38)
| River Gauge levels below Phase 1 |
| Flood Extent - Phase 1 |
| Flood Extent - Phase 2 |
| Flood Extent - Phase 3 |
| Flood Extent - Phase 4 |
| Flood Extent - Phase 5 |
Wildfire Hazard Zones (23)
|
