Erosion and Landslide Resources in the CCMA Region   
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Happy Valley - Historical Landslide Trends

Location  and Aerial Maps
Analysis
Landslide Trend Maps
Inventory and Susceptibility Comparison Maps
Other Landslide Trend Areas
 
Location Map Aerial Map 2003
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Analysis
Landslide Study Date Count Area (ha) % change from 1969 % study area
1969 Landslide 1 0.28 0.00 0.004%
1969 Hummocky or Complex Slope 15 196.62 0.00 3.138%
Total 1969 16 196.90 0.00 3.143%
1991 Landslide 13 5.22 1764.29 0.083%
1991 Hummocky or Complex Slope 28 743.48 273.55 11.723%
Total 1991 41 739.70 275.67 11.806%
Total Study Area 6265.38
 
Landslide Trend Maps
Happy Valley 1969 (West 1993)
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Happy Valley 1991 (West 1993)
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Inventory and Susceptibility Comparison Maps for Happy Valley Study Area
Landslide Inventory Comparison Landslide Inventory Legend
Landslide Susceptibility Comparison Landslide Susceptibility Legend

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Copyright 2007