| 77 | Drought reliability cliff | NEW CACHE LA POUDRE CO DITCH | NEW CACHE LA POUDRE CO DITCH: modeled irrigation-season reliability 85% in median years → 49% dry → 33% severe drought (2002-class replay). A 52-point cliff under stress. | 78.2 | 0.72 | 2026-07-18 12:00:00 |
| 77 | Drought reliability cliff | LARIMER WELD IRR CANAL | LARIMER WELD IRR CANAL: modeled irrigation-season reliability 85% in median years → 49% dry → 33% severe drought (2002-class replay). A 52-point cliff under stress. | 78.2 | 0.72 | 2026-07-18 12:00:00 |
| 77 | Critical call exposure | CHURCH DITCH | CHURCH DITCH (1889 priority) carries 865.7 day-equivalents of observed call exposure from 10 senior caller(s); dominant caller FARMERS HIGHLINE CANAL (371.1 day-eq). 680 season-days curtailed in the last five seasons. | 53.0 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | CHURCH DITCH | CHURCH DITCH (1888 priority) carries 865.7 day-equivalents of observed call exposure from 10 senior caller(s); dominant caller FARMERS HIGHLINE CANAL (371.1 day-eq). 680 season-days curtailed in the last five seasons. | 53.0 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | NEW MERCER DITCH | NEW MERCER DITCH (1880 priority) carries 950.3 day-equivalents of observed call exposure from 21 senior caller(s); dominant caller LARIMER WELD IRR CANAL (200.6 day-eq). 735 season-days curtailed in the last five seasons. | 54.3 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Drought reliability cliff | SUPPLY DITCH | SUPPLY DITCH: modeled irrigation-season reliability 86% in median years → 53% dry → 27% severe drought (2002-class replay). A 58-point cliff under stress. | 87.7 | 0.72 | 2026-07-18 12:00:00 |
| 77 | Basin chokepoint caller | LARIMER COUNTY DITCH | LARIMER COUNTY DITCH has put 1656 decreed rights (39,317 cfs decreed, 0 distinct owners) out of priority — 29,851.2 day-equivalents of administered curtailment, most recently 2026. Caller Power Index 41.3. | 41.3 | 0.92 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | SOUTH SIDE DITCH | SOUTH SIDE DITCH (1904 priority) carries 1,068.9 day-equivalents of observed call exposure from 22 senior caller(s); dominant caller BARNES DITCH (188.3 day-eq). 792 season-days curtailed in the last five seasons. | 56.0 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Basin chokepoint caller | BOX ELDER DITCH | BOX ELDER DITCH has put 1655 decreed rights (41,103 cfs decreed, 0 distinct owners) out of priority — 37,896.2 day-equivalents of administered curtailment, most recently 2026. Caller Power Index 42. | 42.0 | 0.92 | 2026-09-30 00:00:00 |
| 77 | Drought reliability cliff | LOVELAND GREELEY CANAL | LOVELAND GREELEY CANAL: modeled irrigation-season reliability 88% in median years → 57% dry → 36% severe drought (2002-class replay). A 52-point cliff under stress. | 77.8 | 0.72 | 2026-07-18 12:00:00 |
| 77 | Critical call exposure | FULTON DITCH | FULTON DITCH (1879 priority) carries 546.1 day-equivalents of observed call exposure from 23 senior caller(s); dominant caller EVANS NO 2 DITCH (212.4 day-eq). 457 season-days curtailed in the last five seasons. | 48.2 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Drought reliability cliff | HOME SUPPLY DITCH | HOME SUPPLY DITCH: modeled irrigation-season reliability 88% in median years → 56% dry → 36% severe drought (2002-class replay). A 52-point cliff under stress. | 77.6 | 0.72 | 2026-07-18 12:00:00 |
| 77 | Drought reliability cliff | BOULDER WHITE ROCK DITCH | BOULDER WHITE ROCK DITCH: modeled irrigation-season reliability 87% in median years → 52% dry → 35% severe drought (2002-class replay). A 52-point cliff under stress. | 77.5 | 0.72 | 2026-07-18 12:00:00 |
| 77 | Drought reliability cliff | LOUDEN DITCH | LOUDEN DITCH: modeled irrigation-season reliability 87% in median years → 53% dry → 36% severe drought (2002-class replay). A 52-point cliff under stress. | 77.5 | 0.72 | 2026-07-18 12:00:00 |
| 77 | Critical call exposure | HARMONY D 2 SPILL FM POWEL | HARMONY D 2 SPILL FM POWEL (1897 priority) carries 3,161.5 day-equivalents of observed call exposure from 83 senior caller(s); dominant caller SOUTH PLATTE RIVER COMPACT (573.1 day-eq). 2552 season-days curtailed in the last five seasons. | 87.4 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | SOUTH PLATTE DITCH | SOUTH PLATTE DITCH (1896 priority) carries 1,360.9 day-equivalents of observed call exposure from 48 senior caller(s); dominant caller EVANS NO 2 DITCH (212.4 day-eq). 1045 season-days curtailed in the last five seasons. | 60.4 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | HARMONY DITCH 2 | HARMONY DITCH 2 (1897 priority) carries 1,365.4 day-equivalents of observed call exposure from 50 senior caller(s); dominant caller EVANS NO 2 DITCH (212.4 day-eq). 1047 season-days curtailed in the last five seasons. | 60.5 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | HARMONY DITCH 1 | HARMONY DITCH 1 (2002 priority) carries 3,872.5 day-equivalents of observed call exposure from 88 senior caller(s); dominant caller SOUTH PLATTE RIVER COMPACT (573.1 day-eq). 3126 season-days curtailed in the last five seasons. | 98.1 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | PETERSEN DITCH | PETERSEN DITCH (1926 priority) carries 3,146.8 day-equivalents of observed call exposure from 82 senior caller(s); dominant caller SOUTH PLATTE RIVER COMPACT (573.1 day-eq). 2552 season-days curtailed in the last five seasons. | 87.2 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | CLEAR CR PLATTE RIVER D | CLEAR CR PLATTE RIVER D (1990 priority) carries 810.8 day-equivalents of observed call exposure from 11 senior caller(s); dominant caller FARMERS HIGHLINE CANAL (371.1 day-eq). 676 season-days curtailed in the last five seasons. | 52.2 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | CATREN PL | CATREN PL (1902 priority) carries 979.4 day-equivalents of observed call exposure from 12 senior caller(s); dominant caller FARMERS HIGHLINE CANAL (371.1 day-eq). 766 season-days curtailed in the last five seasons. | 54.7 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | AGRICULTURAL DITCH | AGRICULTURAL DITCH (1888 priority) carries 875.6 day-equivalents of observed call exposure from 10 senior caller(s); dominant caller FARMERS HIGHLINE CANAL (371.1 day-eq). 657 season-days curtailed in the last five seasons. | 53.1 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | LONGMONT OP LAKES PL 2 | LONGMONT OP LAKES PL 2 (1994 priority) carries 925.1 day-equivalents of observed call exposure from 28 senior caller(s); dominant caller BOULDER WHITE ROCK DITCH (201.1 day-eq). 691 season-days curtailed in the last five seasons. | 53.9 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | LONGMONT OP LAKES PL 1 | LONGMONT OP LAKES PL 1 (1994 priority) carries 925.1 day-equivalents of observed call exposure from 28 senior caller(s); dominant caller BOULDER WHITE ROCK DITCH (201.1 day-eq). 691 season-days curtailed in the last five seasons. | 53.9 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | WELLMAN DITCH | WELLMAN DITCH (1917 priority) carries 834.6 day-equivalents of observed call exposure from 25 senior caller(s); dominant caller HIGHLAND SOUTH SIDE DITCH (143.5 day-eq). 626 season-days curtailed in the last five seasons. | 52.5 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | SMITH EMMONS DITCH | SMITH EMMONS DITCH (1994 priority) carries 911.4 day-equivalents of observed call exposure from 27 senior caller(s); dominant caller BOULDER WHITE ROCK DITCH (201.1 day-eq). 685 season-days curtailed in the last five seasons. | 53.7 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | RURAL DITCH | RURAL DITCH (2014 priority) carries 925.4 day-equivalents of observed call exposure from 28 senior caller(s); dominant caller BOULDER WHITE ROCK DITCH (201.1 day-eq). 691 season-days curtailed in the last five seasons. | 53.9 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | RURAL DITCH | RURAL DITCH (2005 priority) carries 925.4 day-equivalents of observed call exposure from 28 senior caller(s); dominant caller BOULDER WHITE ROCK DITCH (201.1 day-eq). 691 season-days curtailed in the last five seasons. | 53.9 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | LEGGETT DITCH | LEGGETT DITCH (1881 priority) carries 639.5 day-equivalents of observed call exposure from 17 senior caller(s); dominant caller HIGHLAND SOUTH SIDE DITCH (143.5 day-eq). 442 season-days curtailed in the last five seasons. | 49.6 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | BOULDER WHITE ROCK DITCH | BOULDER WHITE ROCK DITCH (1938 priority) carries 698.6 day-equivalents of observed call exposure from 26 senior caller(s); dominant caller HIGHLAND SOUTH SIDE DITCH (143.5 day-eq). 482 season-days curtailed in the last five seasons. | 50.5 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | BOULDER WHITE ROCK DITCH | BOULDER WHITE ROCK DITCH (1930 priority) carries 698.6 day-equivalents of observed call exposure from 26 senior caller(s); dominant caller HIGHLAND SOUTH SIDE DITCH (143.5 day-eq). 482 season-days curtailed in the last five seasons. | 50.5 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | BOULDER WHITE ROCK DITCH | BOULDER WHITE ROCK DITCH (1905 priority) carries 692.1 day-equivalents of observed call exposure from 25 senior caller(s); dominant caller HIGHLAND SOUTH SIDE DITCH (143.5 day-eq). 473 season-days curtailed in the last five seasons. | 50.4 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | BOULDER LEFT HAND DITCH | BOULDER LEFT HAND DITCH (1947 priority) carries 899.6 day-equivalents of observed call exposure from 26 senior caller(s); dominant caller BOULDER WHITE ROCK DITCH (201.1 day-eq). 691 season-days curtailed in the last five seasons. | 53.5 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | PLEASANT V BARKLEY SLU | PLEASANT V BARKLEY SLU (1929 priority) carries 1,053.5 day-equivalents of observed call exposure from 50 senior caller(s); dominant caller HIGHLAND DITCH (156.8 day-eq). 855 season-days curtailed in the last five seasons. | 55.8 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | PLEASANT V BARKLEY SLU | PLEASANT V BARKLEY SLU (1871 priority) carries 1,053.5 day-equivalents of observed call exposure from 50 senior caller(s); dominant caller HIGHLAND DITCH (156.8 day-eq). 855 season-days curtailed in the last five seasons. | 55.8 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | GOSS PRIVATE DITCH 2 | GOSS PRIVATE DITCH 2 (1992 priority) carries 1,053.5 day-equivalents of observed call exposure from 50 senior caller(s); dominant caller HIGHLAND DITCH (156.8 day-eq). 855 season-days curtailed in the last five seasons. | 55.8 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | LAST CHANCE DITCH | LAST CHANCE DITCH (2006 priority) carries 1,078.8 day-equivalents of observed call exposure from 52 senior caller(s); dominant caller HIGHLAND DITCH (156.8 day-eq). 885 season-days curtailed in the last five seasons. | 56.2 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | HIGHLAND DITCH | HIGHLAND DITCH (1874 priority) carries 884.9 day-equivalents of observed call exposure from 46 senior caller(s); dominant caller JAMES DITCH (130.6 day-eq). 730 season-days curtailed in the last five seasons. | 53.3 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | HIGHLAND DITCH | HIGHLAND DITCH (1901 priority) carries 829.4 day-equivalents of observed call exposure from 38 senior caller(s); dominant caller JAMES DITCH (130.6 day-eq). 692 season-days curtailed in the last five seasons. | 52.4 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | HIGHLAND DITCH | HIGHLAND DITCH (1895 priority) carries 828.9 day-equivalents of observed call exposure from 37 senior caller(s); dominant caller JAMES DITCH (130.6 day-eq). 692 season-days curtailed in the last five seasons. | 52.4 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | HIGHLAND DITCH | HIGHLAND DITCH (1874 priority) carries 609.9 day-equivalents of observed call exposure from 17 senior caller(s); dominant caller JAMES DITCH (119.9 day-eq). 511 season-days curtailed in the last five seasons. | 49.2 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | SUPPLY DITCH | SUPPLY DITCH (1929 priority) carries 987.2 day-equivalents of observed call exposure from 48 senior caller(s); dominant caller HIGHLAND DITCH (156.8 day-eq). 811 season-days curtailed in the last five seasons. | 54.8 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | SUPPLY DITCH | SUPPLY DITCH (1918 priority) carries 982.3 day-equivalents of observed call exposure from 46 senior caller(s); dominant caller HIGHLAND DITCH (156.8 day-eq). 811 season-days curtailed in the last five seasons. | 54.7 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | SUPPLY DITCH | SUPPLY DITCH (1880 priority) carries 833.9 day-equivalents of observed call exposure from 21 senior caller(s); dominant caller HIGHLAND DITCH (152.8 day-eq). 703 season-days curtailed in the last five seasons. | 52.5 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | LOVELAND PWR-DILLE M FL | LOVELAND PWR-DILLE M FL (1989 priority) carries 1,239.2 day-equivalents of observed call exposure from 34 senior caller(s); dominant caller BARNES DITCH (188.3 day-eq). 921 season-days curtailed in the last five seasons. | 58.6 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | BIG T DRAKE/IDYLWILD M F | BIG T DRAKE/IDYLWILD M F (1989 priority) carries 1,239.2 day-equivalents of observed call exposure from 34 senior caller(s); dominant caller BARNES DITCH (188.3 day-eq). 921 season-days curtailed in the last five seasons. | 58.6 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | LOVELAND READY MIX DIVERSION POINT 2 | LOVELAND READY MIX DIVERSION POINT 2 (2007 priority) carries 1,239.2 day-equivalents of observed call exposure from 34 senior caller(s); dominant caller BARNES DITCH (188.3 day-eq). 921 season-days curtailed in the last five seasons. | 58.6 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | LOVELAND READY MIX DIVERSION POINT 1 | LOVELAND READY MIX DIVERSION POINT 1 (2007 priority) carries 1,239.2 day-equivalents of observed call exposure from 34 senior caller(s); dominant caller BARNES DITCH (188.3 day-eq). 921 season-days curtailed in the last five seasons. | 58.6 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | SOUTH SIDE DITCH | SOUTH SIDE DITCH (1923 priority) carries 1,173.5 day-equivalents of observed call exposure from 27 senior caller(s); dominant caller BARNES DITCH (188.3 day-eq). 871 season-days curtailed in the last five seasons. | 57.6 | 0.98 | 2026-09-30 00:00:00 |
| 77 | Critical call exposure | SOUTH SIDE DITCH | SOUTH SIDE DITCH (1921 priority) carries 1,172.6 day-equivalents of observed call exposure from 27 senior caller(s); dominant caller BARNES DITCH (188.3 day-eq). 871 season-days curtailed in the last five seasons. | 57.6 | 0.98 | 2026-09-30 00:00:00 |