BasinWise — Dependency & Reliability Intelligencerelease v1 · genome v1 · run run_water_rights_v133 signals92,201 instances
Overview / Signals / Drought reliability cliff / siginst_ep_wr_20260718_drought-reliability-cliff_2516

Drought reliability cliff

candidatePLEASANT V BARKLEY SLU

PLEASANT V BARKLEY SLU: modeled irrigation-season reliability 81% in median years → 29% dry → 7% severe drought (2002-class replay). A 74-point cliff under stress.

Priority
68.7
composite 0–100
Raw score
100.0
detector output 0–100
Confidence
0.72
0–1
Observed
2026-07-18
12:00:00
Priority componentsweights: impact .30 · urgency .25 · confidence .20 · freshness .15 · novelty .10
impact0.50
urgency1.00
confidence0.72
freshness0.55
novelty0.60
Record payloadcustomer_payload — everything the detector carried
wdid
0500862
state
CO
county
BOULDER
admin_no
47481.29219
division
1
latitude
40.226682
right_id
0500862-47481.29219
longitude
-105.1334
county_fips
08013
identifiers
{"wdid":"0500862"}
decreed_uses
1
legal_status
Absolute
water_source
SAINT VRAIN CREEK
seniority_rank
31748
structure_name
PLEASANT V BARKLEY SLU
structure_type
DITCH
water_district
5
decreed_rate_cfs
50
score_components
{"method":"empirical call replay by intensity-classed years","cliff_points":74,"years_observed":37,"reliability_dry":0.29,"reliability_median":0.81,"reliability_severe":0.07}
decreed_volume_af
null
appropriation_date
1929-12-31
Provenance receiptexactly where this detection came from
instance id
siginst_ep_wr_20260718_drought-reliability-cliff_2516
record
0500862-47481.29219 @ water_rights
signal
signal:drought-reliability-cliff
definition
v1
genome
v1 · run run_water_rights_v1
epoch
ep_wr_20260718
lineage status
resolved
detected
2026-07-18 12:00:00
valid from
2026-07-18 12:00:00
source refs
["cdss-structures","cdss-netamounts","cdss-admin-calls","cdss-divrec","co-oit-parcels","nrcs-snotel","openet","water-court-outcomes","ditch-ledger-program"]
Co-firing signalsother detections on this record
PriSignalDetailScore
79Augmentation condition not verifiedPLEASANT V BARKLEY SLU: the decree requires augmentation coverage for out-of-priority depletions, but NO plan membership is found. Verify coverage before relying on this supply — absent a plan, curtailment is immediate on the next call.85.0
77Critical call exposurePLEASANT 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
77Critical call exposurePLEASANT 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
70Season call nowcast: expected curtailmentPLEASANT V BARKLEY SLU, 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.100.0
70Season call nowcast: expected curtailmentPLEASANT V BARKLEY SLU, 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.100.0
69Drought reliability cliffPLEASANT V BARKLEY SLU: modeled irrigation-season reliability 81% in median years → 29% dry → 7% severe drought (2002-class replay). A 74-point cliff under stress.100.0