Variable |
Description |
Unit |

HydroID | UniqueID for the original Database of origin | N/A |

Name | Watershed name | N/A |

WS_LAT | Latitude of watershed centroid | Decimal Degrees |

WS_LONG | Longitude of watershed centroid | Decimal Degrees |

WS_A_KM2 | Watershed area | Square Kilometers |

WS_Z_RANGE | Range of elevation values | Meters |

WS_A | Watershed area | Square Meters |

WS_PA | Perimeter to area | N/A |

WS_Z_MEAN | Mean elevation | Meters |

WS_Z_MIN | Minimum elevation | Meters |

WS_Z_MAX | Maximum elevation | Meters |

WS_Z_MEDIAN | Median elevation | Meters |

WS_Z_SD | Standard deviation of elevation | Meters |

WS_Z_CV | Coefficient of variation of elevation | N/A |

WS_P | Length of the watershed perimeter | Meters |

WS_NPP_MEAN | Average net primary productivity in the watershed | Grams Carbon per Square Meter |

WS_LC_DOM | Dominant landcover class in the watershed | ESA GlobCover |

WS_DL | Total drainage length for watershed | Meters |

EcoregionID | Wild Salmon Center EcoregionID | N/A |

GlobalID | ID used for database replication | N/A |

DB_HydroID | Old HydroID used as a Unique ID in the database | N/A |

WSPT_LAT | Latitude of outlet | Decimal Degrees |

WSPT_LONG | Longitude of outlet | Decimal Degrees |

FP_NUM | Number of floodplains | N/A |

FP_A_SUM | Total area of floodplains | Square Meters |

FP_A_MEAN | Mean area of floodplains | Square Meters |

FP_A_SD | Standard deviation of floodplain area | Square Meters |

FP_P_SUM | Sum of floodplain perimeter in the watershed | Meters |

FP_Z_MEAN | Average elevation of floodplain | Meters |

FP_Z_SD | Standard deviation of floodplain elevation | Meters |

FP_DENSITY | Density of floodplains | N/A |

FP_L_SUM | Length of main channel in floodplains | Meters |

FP_A_RATIO | Ratio of floodplain area to watershed area | N/A |

FP_SIN | Sinuosity of the main flowline in the floodplain | N/A |

FP_NPP_MEAN | Average net primary productivity in floodplains | Grams Carbon per Square Meter |

MCND_NUM | Total number of mid- channel nodes | N/A |

MCND_Z_MEAN | Average elevation of mid-channel nodes in a floodplain | Meters |

MCND_FP_L | Number of mid-channel nodes in a floodplain divided by the floodplain length | N/A |

MCND_FP_DENSITY | Density of mid-channel nodes in a floodplain | N/A |

WTB_NUM | Number of lakes | N/A |

WTB_DENSITY | Density of lakes | N/A |

WTB_A_SUM | Total area of lakes | Square Meters |

WTB_A_MEAN | Average area of lakes | Square Meters |

WTB_A_SD | Standard deviation of lake area | Square Meters |

WTB_P_SUM | Perimeter of lakes | Meters |

WTB_Z_MEAN | Average elevation of lakes | Meters |

WTB_Z_SD | Standard deviation of lake elevation | Meters |

WTB_PA | Perimeter of lakes : surface area of on river lakes | N/A |

WTB_A_RATIO | Waterbody area : watershed area | N/A |

DAM_FREQUENCY | Number of dams in a watershed | N/A |

HFP_MIN | Minimum value human footprint value | N/A |

HFP_MAX | Maximum human footprint value | N/A |

HFP_RANGE | Range of human footprint values in the watershed | N/A |

HFP_MEAN | Average human footprint pixel value in the watershed | N/A |

HFP_STD | Standard deviation of humanfootprint values in the watershed | N/A |

HFP_SUM | Sum of human footprint values in the watershed | N/A |

HFP_VARIETY | Number of different human footprint values in the watershed | N/A |

HFP_MAJORITY | Majority of human footprint values in the watershed | N/A |

HFP_MINORITY | Minority of human footprint values in the watershed | N/A |

HFP_MEDIAN | Median value of human footprint pixels in the watershed | N/A |

GLA_A_SUM | Total area of glacier | Square Meters |

GLA_A_MEAN | Mean area of glaciers | Square Meters |

GLA_DENSITY | Density of glaciers | N/A |

GLA_A_RATIO | Ratio of glacier area to watershed area | N/A |

DB_NAME | Database of origin name | N/A |

TDTO_MEAN | Average distance to ocean for tributaries | Meters |

LFP | Length of the longest flow path in the watershed | Meters |

LFP_Z | Longest flow path starting elevation | Meters |

LFP_SLOPE | Slope of the longest flow path | N/A |

TND_NUM | Tributary node sum - confluences | N/A |

ND_DL_KM | Nodes per drainage line kilometer | N/A |

ND_10_DTO | Distance to ocean where 10% of nodes are reached | Meters |

ND_10_Z | Elevation where 10% of nodes are reached | Meters |

SP_Z | SaRON point elevation | Meters |

SP_LAT | SaRON latitude | Decimal Degrees |

SP_LON | SaRON longitude | Decimal Degrees |

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