Well NA04001114DAD1 EW-30U (EW30U) | ||
| Co-located Well(s):
 NA04001114DAD2 ALA 5 (EW30C)  | 
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 Home | Well Information | Hydrograph | Water Level Data Table 
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| Well Information Table | |
|---|---|
| Common Well ID | NA04001114DAD1 EW-30U | 
| USBR Well ID | EW30U | 
| USGS Well ID | 374239105433901 | 
| GSDNP Well Name | 374239105433901 | 
| USGS Station Name | NA04001114DAD1 EW-30U | 
| USGS Site Type | Well | 
| USGS Site Use Information | Observation | 
| USGS Groundwater Use Information | Unknown | 
| Data Source(s) | USGS, USBR | 
| Location Data | |
| TRS | NA04001114DAD1 EW-30U | 
| USBR TRS | NA04001114DAD1 | 
| USGS TRS 1 | NA04001114DAD1 EW-30U | 
| Longitude/Latitude (NAD83) | -105.72806304 , 37.71078703 | 
| Longitude/Latitude Data Source | USBOR EW well locations | 
| USGS Longitude/Latitude (NAD83) | -105.7280733 , 37.71083397 | 
| USBR Longitude/Latitude (NAD27) | -105.727489688363 , 37.7107863890732 | 
| Easting, Northing RGDSS-NAD83 (US ft) | 184393.40 , 260244.64 | 
| USGS County | Alamosa County | 
| Elevation and Depth Data | |
| Ground Elevation (ft NAVD88) | 7532.17 | 
| Elevation Data Source | USBOR EW well database | 
| USBR Ground Elevation (ft NGVD29) | 7528.1 | 
| USGS Ground Elevation (ft NGVD29) | 7528.10 | 
| 1/3-Arc Second NED Ground Elevation (ft NAVD88) | 7533.63 | 
| 1-Arc Second NED Ground Elevation (ft NAVD88) | 7531.16 | 
| SRTM Ground Elevation (ft NAVD88) | 7525.70 | 
| Total Depth (ft) | 43.00 | 
| USBR Total Depth (ft) | 43 | 
| Model Layer | 1 | 
| Model Layer Source | Aquifer Type | 
| Depth of Bottom of Layer 1 | 139 | 
| Depth of Bottom of Layer 2 | 432 | 
| Depth of Bottom of Layer 3 | 1613 | 
| Depth of Bottom of Layer 4 | 3333 | 
| Additional Well Information | NONE | 
| Aquifer Information | |
| Aquifer Type | Unconfined | 
| Aquifer Type Source | EW_AQFR | 
| USGS Hydrologic Unit | San Luis | 
| USGS Data Available | Water-level (GW.LEV) | 
| Water-level Database Information | |
| Water-level Count | 609 | 
| Water-level Date Range | 03/15/1985 thru 02/15/2025 | 
| Monitored within the last 18 months | Yes, most recently on 02/15/2025 | 
| Depth-to-Water Range (ft) | 0.91 to 6.45 | 
| Water Table Elevation Range (ft NAVD88) | 7525.72 to 7531.26 | 
| Water-Level-Source:Number-of-Measurements | USGS:200 USBR:472 |