| DATA DICTIONARY | |
|---|---|
| Variable | Metric |
| WS_LAT | latitude of the center of the watershed |
| WS_LONG | longitude of the center of the watershed |
| WS_A_KM2 | watershed area (square kilometers) |
| WS_Z_RANGE | range of watershed elevation (maximum watershed elevation minus minimum watershed elevation) (meters) |
| WS_Z_MEAN | mean watershed elevation (meters) |
| WS_Z_MAX | maximum watershed elevation (meters) |
| WS_Z_MIN | minimum watershed elevation (meters) |
| WS_Z_MEDIAN | median watershed elevation (meters) |
| WS_Z_SD | standard deviation of watershed elevation (meters) |
| WS_PA | length of watershed relative to watershed area (the length of the watershed perimeter divided by watershed area) |
| WS_Z_CV | watershed coefficient of variation of elevation (standard deviation of watershed elevation divided by mean watershed elevation) |
| WS_P | length of the watershed perimeter (meters) |
| WS_A | watershed area (meters squared) |
| FP_NUM | number of floodplains in a watershed |
| FP_A_SUM | sum of all the areas of the floodplains in a watershed (meters squared) |
| FP_A_MEAN | average floodplain size in a watershed (meters squared) |
| FP_A_SD | standard deviation of the area of all floodplains in a watershed (meters squared) |
| FP_P_SUM | sum of the floodplain perimeter lengths in a watershed (meters) |
| FP_L_SUM | sum of all main channel floodplain lengths in a watershed (meters) |
| FP_Z_MEAN | mean floodplain elevation in a watershed (meters) |
| FP_Z_SD | standard deviation of the elevation of floodplains in the watershed (meters) |
| FP_DENSITY | total number of floodplains in a watershed relative to watershed area (number of floodplains in a watershed divided by watershed area) |
| FP_A_RATIO | ratio of floodplain area to watershed area (sum of all of the areas of floodplains in a watershed divided by watershed area) |
| FP_SIN | sinuosity of floodplains in a watershed |
| ND_NUM | total number of nodes in a watershed |
| ND_FP_L | average nodes per river meter in all floodplains in a watershed (total number of nodes divided by the sum of all main channel floodplain lengths in a watershed) (nodes per meter) |
| ND_FP_DENSITY | number of nodes in a watershed relative to the total area of all floodplains in a watershed (total number of nodes divided by the sum of all of the areas of floodplains in a watershed) (meters) |
| WTB_NUM | total number of lakes in a watershed |
| WTB_A_SUM | total area of lakes in a watershed (meters squared) |
| WTB_A_MEAN | average area of lakes in a watershed (meters squared) |
| WTB_A_SD | the standard deviation of lake area in a watershed (meters squared) |
| WTB_P_SUM | total lake shoreline length in a watershed (meters) |
| WTB_Z_MEAN | average elevation of lakes in a watershed (meters) |
| WTB_Z_SD | standard deviation of the elevation of lakes in a watershed (meters) |
| WTB_PA | total lake shoreline length in a watershed relative to total area of lakes in a watershed (total lake shoreline length divided by the total area of lakes in a watershed) |
| WTB_DENSITY | total number of lakes in a watershed relative to watershed area (total number of lakes in a watershed divided by watershed area) |
| WTB_A_RATIO | ratio of lake area to watershed area (total area of lakes in a watershed divided by watershed area) |
| HFP_AREA | total area of the human footprint index (meters squared) |
| HFP_MIN | minimum human footprint index |
| HFP_MAX | maximum human footprint index |
| HFP_RANGE | range of the human footprint index (maximum human footprint index minus minimum human footprint index) |
| HFP_MEAN | mean human footprint index found in a watershed |
| HFP_STD | standard deviation of the human footprint index found in a watershed |
| HFP_SUM | accumulated human footprint index found in a watershed |
| HFP_VARIETY | number of different human footprint values found in a watershed |
| HFP_MAJORITY | primary human footprint value found in a watershed |
| HFP_MINORITY | smallest human footprint value found in a watershed |
| HFP_MEDIAN | median human footprint index found in a watershed |
| rWatershed | watershed rank |
| rFloodplain | floodplain rank |
| rNode | node rank |
| rLake | lake rank |
| rSinuosity | sinuosity rank |
| rMeanAll | mean rank |
| rMeanNoLake | mean rank without lakes |
| rOverall | overall rank |