Upper South Platte HUC8 10190002
A 4,791 km² sub-basin of the Missouri region in CO. 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
39
Stressed
Drought index
349
Extreme
Area in D2+
100%
0.45% exceptional (D4)
Gauges below normal
73%
of 11 reporting
Median flow
47%
p8 of record
Water assets
5,670
158 springs · 2,301 wells
USGS gauges (22)
- BEAR CREEK ABOVE BEAR CREEK LAKE NEAR MORRISON, CO067106052 cfsp5 · much below normal
- DUTCH CR AT PLATTE CANYON DRIVE NEAR LITTLETON, CO067099100 cfsp6 · much below normal
- TURKEY CREEK ABOVE BEAR CREEK LAKE NEAR MORRISON C067110400 cfsp7 · much below normal
- SOUTH PLATTE RIVER BELOW UNION AVE, AT ENGLEWOOD,C0671024714 cfsp7 · much below normal
- BIG DRY CREEK BELOW C-470 AT HIGHLANDS RANCH, CO067101501 cfsp8 · much below normal
- SOUTH PLATTE RIVER AT ENGLEWOOD, CO.0671156527 cfsp8 · much below normal
- SOUTH PLATTE RIVER BLW BRUSH CRK NEAR TRUMBULL, CO0670190059 cfsp10 · much below normal
- BEAR CREEK ABOVE EVERGREEN, CO0671038512 cfsp12 · below normal
- EAST PLUM CR ABV HASKINS GULCH NR CASTLE ROCK, CO067088003 cfsp37 · normal
- PLUM CREEK AT TITAN ROAD NEAR LOUVIERS, CO067095307 cfsp40 · normal
- PLUM CREEK NEAR SEDALIA, CO.0670900016 cfsp66 · normal
- SOUTH PLATTE RIVER ABOVE CHEESMAN LAKE, CO.06700000no readingno long-term record
- WEST PLUM CREEK NEAR PERRY PARK, CO067086000 cfsno long-term record
- WEST PLUM CREEK AT SEDALIA, CO06708690no readingno long-term record
- LEE GULCH AT LITTLETON, CO06709740no readingno long-term record
- LITTLE DRY CREEK NR ARAPAHOE RD AT CENTENNIAL, CO06711515no readingno long-term record
- LITTLE DRY CREEK ABOVE ENGLEWOOD, CO06711555no readingno long-term record
- HARVARD GULCH AT COLORADO BLVD. AT DENVER, CO06711570no readingno long-term record
- HARVARD GULCH AT HARVARD PARK AT DENVER, CO06711575no readingno long-term record
- WEIR GULCH UPSTREAM FROM 1ST AVE. AT DENVER, CO06711618no readingno long-term record
- DRY GULCH AT DENVER, CO06711770no readingno long-term record
- LAKEWOOD GULCH AT DENVER, CO06711780no readingno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 349 | 100 | 8/11 | p8 |
| 2026-10-20 | 349 | 100 | 8/11 | p12 |
| 2026-10-19 | 349 | 100 | 7/11 | p10 |
| 2026-10-18 | 349 | 100 | 7/11 | p11 |
| 2026-10-17 | 349 | 100 | 7/11 | p13 |
| 2026-10-16 | 349 | 100 | 5/10 | p27 |
| 2026-10-15 | 349 | 100 | 0/10 | p57 |
| 2026-10-14 | 349 | 100 | 5/10 | p26 |
| 2026-10-13 | 349 | 100 | 6/10 | p7 |
| 2026-10-12 | 349 | 100 | 8/10 | p7 |
| 2026-10-11 | 349 | 100 | 7/10 | p7 |
| 2026-10-10 | 349 | 100 | 7/10 | p8 |
| 2026-10-09 | 349 | 100 | 7/10 | p12 |
| 2026-10-08 | 349 | 100 | 6/10 | p13 |
Top water assets
- 74Denver Basin Aquifer System — Dawson Formationaquifer
- 69Bear Creek Above Bear Creek Lake Near Morrison, Coriver
- 69West Plum Creek At Sedalia, Coriver
- 69Plum Creek At Titan Road Near Louviers, Coriver
- 69Deer Creekriver
- 69Johnstonreservoir
- 69South Platte River At Englewood, Co.river
- 69Lakewood Gulch At Denver, Coriver
- 69Bear Creek Above Evergreen, Coriver
- 69South Platte River Below Union Ave, At Englewood,Criver