PDF

## Download PDF

Download page Descriptors.

# Descriptors

**C-Part descriptors for each data type**

C-Part | Description |
---|---|

AIR PRESSURE | Air (atmospheric) pressure at a location |

ALBEDO | Computed reflectivity (0-1) of the land and/or snow surface. |

AQUIFER RECHARGE | Computed amount of water that is lost to deep storage (i.e., 1.0 - GW 1 Fraction - GW 2 Fraction - GW 3 Fraction). |

ATI | Computed antecedent temperature index for a subbasin element. |

AREA | Computed area for a reservoir element. |

ATI-COLD | Computed antecedent temperature index for cold content in the snowmelt method. |

ATI-COLDRATE | Manually entered antecedent temperature index versus coldrate function for a paired data function. |

ATI-MELT | Computed antecedent temperature index for meltrate in snowmelt. |

ATI-MELTRATE | Manually entered antecedent temperature index versus meltrate function for a paired data function. |

COLD CONTENT | Computed cold content in snowmelt. |

CONDENSATION-SNOW PACK | Computed amount of snow gained from the atmosphere through condensation (i.e., from water vapor to ice) for a subbasin element. |

CROP COEFFICIENT | Manually entered time-series of crop coefficient for a time-series gage. |

DISTANCE-ELEVATION | Manually entered cross section in the paired data manager. |

DEPTH-SNOW | Computed snow depth for a subbasin element. |

ELEVATION | Computed pool elevation for a reservoir element. |

ELEVATION-OBSERVED | Observed pool elevation for a reservoir element using the optional observed elevation time-series gage. |

ELEVATION-RESIDUAL | Residual elevation for a reservoir element with observed elevation. The residual is calculated as computed flow minus the observed elevation. |

ELEVATION-AREA | A manually entered elevation-area function defined in the paired data manager. |

ELEVATION-FLOW | An elevation-discharge curve defined in the reservoir element. No longer used in the current program version. |

ELEVATION-STORAGE | A manually entered elevation-storage function defined in the paired data manager. |

ENERGY | Computed energy content within a control volume (e.g., snowpack). |

ET-CANOPY | Computed actual evapotranspiration from the canopy layer in the soil moisture accounting loss method. |

ET-POTENTIAL | Potential evapotranspiration for a subbasin element as computed by the meteorologic model. |

ET-SOIL | Computed actual evapotranspiration from the soil layer in the soil moisture accounting loss method. |

ET-SURFACE | Computed actual evapotranspiration from the surface depression layer in the soil moisture accounting loss method. |

EXCESS-CANOPY | Computed incremental precipitation minus canopy interception in the soil moisture accounting loss method. |

FLOW | Final computed flow for an element. |

FLOW-AUX | Outflow from a reservoir through the auxiliary discharge. |

FLOW-BASE | Computed baseflow for a subbasin element. |

FLOW-BASE-1 | Computed baseflow from GW 1 Layer for a subbasin element. |

FLOW-BASE-2 | Computed baseflow from GW 2 Layer for a subbasin element. |

FLOW-BASE-3 | Computed baseflow from GW 3 Layer for a subbasin element. |

FLOW-COMBINE | Computed total inflow to an element. |

FLOW-DIRECT | Surface flow computed by transforming excess precipitation for a subbasin element. |

FLOW-DIVERSION | Computed diversion flow for a diversion element. |

FLOW-IN | Total inflow to a reach element. |

FLOW-LOCAL | Local flow at a junction when the basin model is set to compute local flow at junctions. |

FLOW-LOCAL-SIM | Computed local flow without blending for a junction when observed flow is present, blending is used, and the basin model is set to compute local flow at junctions. |

FLOW-LOSS | At a reach, the computed channel losses. |

FLOW-OBSERVED | Observed flow for an element using the optional observed flow time-series gage. |

FLOW-RESIDUAL | Residual flow for an element with observed flow. The residual is calculated as computed flow minus the observed flow. |

FLOW-SIM | Computed flow without blending at an element when observed flow is present and blending is used. |

FLOW-UNIT GRAPH | Manually entered unit hydrograph in the paired data manager. |

GROUNDMELT | Manually entered annual groundmelt pattern in the paired data manager. |

HEAT DEFICIT | Computed heat deficit for a subbasin element. |

INFILTRATION | Computed infiltration from the surface layer to the soil in the soil moisture accounting loss method. Also, the amount of loss attributed to infiltration in the deficit constant loss method. |

LIQUID WATER | Computed liquid water in the snowpack in snowmelt. |

MELTRATE | Manually entered annual meltrate pattern in the paired data manager. |

MOISTURE DEFICIT | Computed moisture deficit in the deficit constant and gridded deficit constant loss methods. |

OUTFLOW-GW | Computed outflow from a groundwater layer to channel baseflow in the soil moisture accounting loss method. |

PERC-SOIL | Computed percolation from the soil layer to the upper groundwater layer in the soil moisture accounting loss method. |

PERC-GW | Computed percolation from the upper groundwater layer to the lower groundwater layer or from the lower groundwater layer out of the system in the soil moisture accounting loss method. |

PERCENT-GRAPH | Manually entered percentage curve in the paired data manager. |

PRECIP-EXCESS | At a subbasin, incremental precipitation minus losses. |

PRECIP-EXCESS-CUM | At a subbasin, cumulative precipitation minus cumulative losses. |

PRECIP-CUM | Cumulative precipitation for a time-series gage. |

PRECIP-INC | Incremental precipitation for a time-series gage or subbasin element. |

PRECIP-LOSS | At a subbasin, the incremental precipitation that was converted to loss during loss calculations. |

PRECIP-LOSS-CUM | At a subbasin, the cumulative precipitation that was converted to loss during loss calculations. |

PRECIP-LWASS | The liquid water available at the soil surface calculated for a subbasin by a snowmelt method. |

PRECIP-LWASS-CUM | The cumulative liquid water available at the soil surface calculated for a subbasin by a snowmelt method. |

PRECIP-STAND DEV | At a subbasin, the standard deviation of incremental precipitation for each time interval computed using gridded precipitation. |

RADIATION-LONG | Computed longwave radiation at a location. |

RADIATION-SHORT | Computed shortwave radiation at a location. |

RADIATION TEMPERATURE | Computed radiation temperature for a subbasin element (surrogate temperature using air temperature, shortwave, and longwave radiation). |

RECOVERED DEFICIT | Computed recovery of the deficit by evapotranspiration in the deficit constant and gridded deficit constant loss methods. |

RELATIVE HUMIDITY | Relative humidity at a location. |

SATURATION FRACTION | The percentage of the soil layer that is saturated in the deficit and constant or soil moisture accounting loss methods. |

SNOW COVERED AREA | The percentage of a subbasin element that has a non-zero computed SWE depth. |

SOLAR SHADING COEFFICIENT | |

STAGE | Computed stage for an element when the optional elevation-discharge curve is used. Also, manually entered time-series of stage for a time-series gage. |

STAGE-CHANNEL | Stage computed in the channel at a diversion element. |

STAGE-FLOW | A manually entered elevation-discharge function defined in the paired data manager. |

STAGE-OBSERVED | Observed stage for an element using the optional observed stage time-series gage. |

STAGE-RESIDUAL | Residual stage for an element with observed stage. The residual is calculated as computed flow minus the observed flow. |

STAGE-SIM | Stage at a reach using the modified Puls or Muskingum Cunge routing methods computed using the simulated flow depth. |

STAGE-TAILWATER | The computed tailwater stage at a reservoir element. |

STAGE-TW-AUX | The computed tailwater stage at the auxiliary discharge from a reservoir element. |

STORAGE | Computed storage for a reservoir element. |

STORAGE-CANOPY | Computed storage depth of the canopy layer in the soil moisture accounting loss method. |

STORAGE-ELEVATION | A storage-elevation curve defined in the reservoir element. No longer used in the current program version. |

STORAGE-FLOW | A manually entered storage-discharge function defined in the paired data manager. |

STORAGE-GW | Computed storage depth of a groundwater layer in the soil moisture accounting loss method. |

STORAGE-SOIL | Computed storage depth of the soil layer in the soil moisture accounting loss method. |

STORAGE-SURFACE | Computed storage depth of the surface layer in the soil moisture accounting loss method. |

SUBLIMATION-SNOW PACK | Computed amount of snow lost to the atmosphere through sublimation (i.e., from ice to water vapor) for a subbasin element. |

SWE | Computed snow water equivalent for a subbasin element. |

SWE-OBSERVED | Observed snow water equivalent for a subbasin element using the optional observed SWE time-series gage. |

SWE-RESIDUAL | Residual snow water equivalent for a subbasin element with observed SWE. The residual is calculated as computed flow minus the observed SWE. |

TEMPERATURE | Computed temperature at a location. |

TEMPERATURE-SNOW PACK | Computed snow pack temperature at a location. |

TEMPERATURE-SURFACE | Computed surface temperature at a location. |

WINDSPEED | Computed windspeed at a location. |