BasinWise — Dependency & Reliability Intelligencerelease v1 · genome v1 · run run_water_rights_v133 signals92,201 instances
Overview / Signals / structure

DALLEGGE SPREADER DITCH

spine entity 0d6213f0-db61-4937-90b6-1e854b659e09WDID 6400811dependency report →
Active signals
2
2 instances
Max priority
94.6
Last observed
2026-09-30
Signal historyall resolved detections on this record
PriSignalDetailScoreObserved
95Critical call exposureDALLEGGE SPREADER DITCH (1976 priority) carries 3,192.3 day-equivalents of observed call exposure from 85 senior caller(s); dominant caller SOUTH PLATTE RIVER COMPACT (573.1 day-eq). 2575 season-days curtailed in the last five seasons.87.92026-09-30 00:00:00
85Season call nowcast: expected curtailmentDALLEGGE SPREADER DITCH, 2026 season outlook: Apr 1 SWE 61% of median → severe-class year; expected curtailment ~207 of 214 season days from the basin's administration record. Dominant caller SOUTH PLATTE RIVER COMPACT: P(call by Jun 15) = 1 over 6 comparable seasons.100.02026-07-18 12:00:00
Record payload
wdid
6400811
state
CO
county
LOGAN
admin_no
46294
division
1
latitude
40.833254
right_id
6400811-46294.00000
longitude
-103.189767
county_fips
08075
identifiers
{"wdid":"6400811"}
decreed_uses
1
legal_status
Absolute
water_source
SOUTH PLATTE RIVER
seniority_rank
30172
structure_name
DALLEGGE SPREADER DITCH
structure_type
DITCH
water_district
64
decreed_rate_cfs
210
score_components
{"callers":85,"recency":1,"exposure_depth":0.8,"day_equivalents":3192.3,"dominant_caller":"SOUTH PLATTE RIVER COMPACT","season_days_5yr":2575}
decreed_volume_af
null
appropriation_date
1976-09-30
Structure & decree profile
structure
DALLEGGE SPREADER DITCH (WDID 6400811)
type / source
DITCH · SOUTH PLATTE RIVER
administration
Division 1 · Water District 64 · LOGAN County
decreed rights
1 · senior priority 1976-09-30 (admin 46294.00000)
decreed capacity
210 cfs
status
Absolute
Controlling senior callers (observed)
SOUTH PLATTE RIVER COMPACT
573.1 day-equivalents · 153 episodes over 36 seasons · last 2026 · confidence 0.98
BURLINGTON D RIVER HEADGATE
420.3 day-equivalents · 581 episodes over 37 seasons · last 2026 · confidence 0.98
HARMONY DITCH 2
359.7 day-equivalents · 97 episodes over 16 seasons · last 2026 · confidence 0.98
EVANS NO 2 DITCH
251.7 day-equivalents · 276 episodes over 33 seasons · last 2026 · confidence 0.98
LOWER LATHAM DITCH
164.6 day-equivalents · 80 episodes over 17 seasons · last 2026 · confidence 0.98
Dependencies & control
owner evidence
DALLEGGE, MARTY · probable (0.55) · CDSS structure associated contacts