Upper Rio Grande HUC8 13020101
A 8,429 km² sub-basin of the Rio Grande region in CO, NM. Drought coverage is from the US Drought Monitor (map of 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
53
Moderate
Drought index
321
Extreme
Area in D2+
100%
0% exceptional (D4)
Gauges below normal
45%
of 22 reporting
Median flow
85%
p36 of record
Water assets
4,578
156 springs · 1,294 wells
USGS gauges (26)
- COSTILLA CREEK ABOVE COSTILLA DAM, NM082525001 cfsp9 · much below normal
- COSTILLA CREEK NEAR GARCIA, CO082610000 cfsp10 · below normal
- RIO GRANDE BLW TAOS JUNCTION BRIDGE NEAR TAOS, NM08276500220 cfsp10 · below normal
- RIO PUEBLO DE TAOS NEAR TAOS, NM082690005 cfsp11 · below normal
- RIO GRANDE AT OTOWI BRIDGE, NM08313000420 cfsp16 · below normal
- COSTILLA CREEK NEAR COSTILLA, NM082555007 cfsp16 · below normal
- RIO GRANDE NEAR CERRO, NM0826350079 cfsp18 · below normal
- RIO GRANDE DEL RANCHO NEAR TALPA, NM082755004 cfsp18 · below normal
- RIO HONDO NEAR VALDEZ, NM0826750013 cfsp20 · below normal
- RIO GRANDE AT EMBUDO, NM08279500274 cfsp23 · below normal
- SANTISTEVAN CREEK NEAR COSTILLA, NM082535001 cfsp33 · normal
- RED RIVER BELOW FISH HATCHERY, NEAR QUESTA, NM0826682046 cfsp39 · normal
- CASIAS CREEK NEAR COSTILLA, NM082530004 cfsp42 · normal
- COSTILLA CREEK BELOW COSTILLA DAM, NM082540000 cfsp45 · normal
- RIO PUEBLO DE TAOS BELOW LOS CORDOVAS, NM0827630022 cfsp50 · normal
- EMBUDO CREEK AT DIXON, NM0827900035 cfsp56 · normal
- RIO LUCERO NEAR ARROYO SECO, NM0827100011 cfsp62 · normal
- RED RIVER NEAR QUESTA, NM0826500026 cfsp69 · normal
- RIO PUEBLO NR PENASCO, NM0827747016 cfsp76 · above normal
- RIO NAMBE BELOW NAMBE FALLS DAM NEAR NAMBE, NM0829421010 cfsp76 · above normal
- SANTA CRUZ RIVER NEAR CUNDIYO, NM0829100018 cfsp76 · above normal
- TESUQUE CREEK ABOVE DIVERSIONS NEAR SANTA FE, NM083025002 cfsp86 · above normal
- ALAMITOS CREEK AT FOREST ROAD 161D NR HOLMAN, NM082771303 cfsno long-term record
- ALAMITOS CREEK BLW CANONCITO DITCH NR HOLMAN, NM082771401 cfsno long-term record
- ALAMITOS CREEK BLW FR 161H NR HOLMAN, NM082771502 cfsno long-term record
- RIO TESUQUE BELOW DIVERSIONS NEAR SANTA FE, NM083080501 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-22 | 321 | 100 | 10/22 | p36 |
| 2026-10-21 | 321 | 100 | 9/22 | p34 |
| 2026-10-20 | 321 | 100 | 6/22 | p41 |
| 2026-10-19 | 321 | 100 | 8/22 | p35 |
| 2026-10-18 | 321 | 100 | 8/22 | p33 |
| 2026-10-17 | 321 | 100 | 8/22 | p33 |
| 2026-10-16 | 321 | 100 | 9/22 | p35 |
| 2026-10-15 | 358 | 100 | 8/22 | p38 |
| 2026-10-14 | 358 | 100 | 7/22 | p41 |
| 2026-10-13 | 358 | 100 | 5/22 | p45 |
| 2026-10-12 | 358 | 100 | 5/22 | p58 |
| 2026-10-11 | 358 | 100 | 6/22 | p53 |
| 2026-10-10 | 358 | 100 | 6/22 | p57 |
| 2026-10-09 | 358 | 100 | 6/22 | p56 |
Top water assets
- 70Santa Cruz Site 1 Damreservoir
- 69Rio Pueblo de Taosriver
- 69Embudo Creek At Dixon, Nmriver
- 69Red River Below Fish Hatchery, Near Questa, Nmriver
- 69Rio de las Trampasriver
- 69Rio Granderiver
- 69Rio Granderiver
- 69Rio Granderiver
- 69Rio Pueblo Nr Penasco, Nmriver
- 69Rio Grande del Ranchoriver