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

ROCK'N WP RANCH 4 DIVR

spine entity a106a3b4-849c-4bad-b850-40b9006c71afWDID 0500639dependency report →
Active signals
3
3 instances
Max priority
89.6
Last observed
2026-09-30
Signal historyall resolved detections on this record
PriSignalDetailScoreObserved
90Critical call exposureROCK'N WP RANCH 4 DIVR (2001 priority) carries 1,073.5 day-equivalents of observed call exposure from 51 senior caller(s); dominant caller HIGHLAND DITCH (156.8 day-eq). 884 season-days curtailed in the last five seasons.56.12026-09-30 00:00:00
85Season call nowcast: expected curtailmentROCK'N WP RANCH 4 DIVR, 2026 season outlook: Apr 1 SWE 61% of median → severe-class year; expected curtailment ~199 of 214 season days from the basin's administration record. Dominant caller HIGHLAND DITCH: P(call by Jun 15) = 1 over 6 comparable seasons.100.02026-07-18 12:00:00
84Drought reliability cliffROCK'N WP RANCH 4 DIVR: modeled irrigation-season reliability 81% in median years → 28% dry → 7% severe drought (2002-class replay). A 74-point cliff under stress.100.02026-07-18 12:00:00
Record payload
wdid
0500639
state
CO
county
BOULDER
admin_no
55505
division
1
latitude
40.198456
right_id
0500639-55505.00000
longitude
-105.221119
county_fips
08013
identifiers
{"wdid":"0500639"}
decreed_uses
0
legal_status
Conditional
water_source
SAINT VRAIN CREEK
seniority_rank
41867
structure_name
ROCK'N WP RANCH 4 DIVR
structure_type
DITCH
water_district
5
decreed_rate_cfs
100
score_components
{"callers":51,"recency":1,"exposure_depth":0.27,"day_equivalents":1073.5,"dominant_caller":"HIGHLAND DITCH","season_days_5yr":884}
decreed_volume_af
null
appropriation_date
2001-12-19
Structure & decree profile
structure
ROCK'N WP RANCH 4 DIVR (WDID 0500639)
type / source
DITCH · SAINT VRAIN CREEK
administration
Division 1 · Water District 5 · BOULDER County
decreed rights
1 · senior priority 2001-12-19 (admin 55505.00000)
decreed capacity
100 cfs
status
Conditional
Controlling senior callers (observed)
HIGHLAND DITCH
156.8 day-equivalents · 94 episodes over 22 seasons · last 2026 · confidence 0.98
JAMES DITCH
130.6 day-equivalents · 96 episodes over 22 seasons · last 2026 · confidence 0.98
OLIGARCHY DITCH
74.1 day-equivalents · 54 episodes over 20 seasons · last 2026 · confidence 0.98
ST VRAIN PALMERTON DITCH
64.1 day-equivalents · 41 episodes over 19 seasons · last 2026 · confidence 0.98
ROUGH READY DITCH
61.2 day-equivalents · 69 episodes over 21 seasons · last 2026 · confidence 0.98
Dependencies & control
owner evidence
MOBILE PREMIX CONCRETE INC · probable (0.55) · CDSS structure associated contacts