BasinWise — Dependency & Reliability Intelligencerelease v1 · genome v1 · run run_water_rights_v133 signals92,201 instances
Overview / Signals / Critical call exposure / siginst_ep_wr_20260718_call-exposure-critical_4290

Critical call exposure

verifiedANDERSON DITCH

ANDERSON DITCH (1922 priority) carries 826.8 day-equivalents of observed call exposure from 24 senior caller(s); dominant caller HIGHLAND SOUTH SIDE DITCH (143.5 day-eq). 626 season-days curtailed in the last five seasons.

Priority
74.6
composite 0–100
Raw score
52.4
detector output 0–100
Confidence
0.98
0–1
Observed
2026-09-30
00:00:00
Priority componentsweights: impact .30 · urgency .25 · confidence .20 · freshness .15 · novelty .10
impact0.33
urgency1.00
confidence0.98
freshness1.00
novelty0.50
Record payloadcustomer_payload — everything the detector carried
wdid
0600501
state
CO
county
BOULDER
admin_no
26630
division
1
latitude
40.012966
right_id
0600501-26630.00000
longitude
-105.301157
county_fips
08013
identifiers
{"wdid":"0600501"}
decreed_uses
0
legal_status
Absolute
water_source
BOULDER CREEK
seniority_rank
10494
structure_name
ANDERSON DITCH
structure_type
DITCH
water_district
6
decreed_rate_cfs
40
score_components
{"callers":24,"recency":1,"exposure_depth":0.21,"day_equivalents":826.8,"dominant_caller":"HIGHLAND SOUTH SIDE DITCH","season_days_5yr":626}
decreed_volume_af
null
appropriation_date
1922-11-29
Provenance receiptexactly where this detection came from
instance id
siginst_ep_wr_20260718_call-exposure-critical_4290
record
0600501-26630.00000 @ water_rights
signal
signal:call-exposure-critical
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
2026-09-30 00:00:00
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
75Critical call exposureANDERSON DITCH (1904 priority) carries 826.1 day-equivalents of observed call exposure from 24 senior caller(s); dominant caller HIGHLAND SOUTH SIDE DITCH (143.5 day-eq). 626 season-days curtailed in the last five seasons.52.4
75Critical call exposureANDERSON DITCH (1929 priority) carries 831.6 day-equivalents of observed call exposure from 25 senior caller(s); dominant caller BOULDER WHITE ROCK DITCH (147.3 day-eq). 627 season-days curtailed in the last five seasons.52.5
75Critical call exposureANDERSON DITCH (1935 priority) carries 891.9 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.53.4
67Season call nowcast: expected curtailmentANDERSON DITCH, 2026 season outlook: Apr 1 SWE 61% of median → severe-class year; expected curtailment ~133 of 214 season days from the basin's administration record. Dominant caller HIGHLAND SOUTH SIDE DITCH: P(call by Jun 15) = 0 over 5 comparable seasons.72.6
67Season call nowcast: expected curtailmentANDERSON DITCH, 2026 season outlook: Apr 1 SWE 61% of median → severe-class year; expected curtailment ~135 of 214 season days from the basin's administration record. Dominant caller HIGHLAND SOUTH SIDE DITCH: P(call by Jun 15) = 0 over 5 comparable seasons.73.2
67Season call nowcast: expected curtailmentANDERSON DITCH, 2026 season outlook: Apr 1 SWE 61% of median → severe-class year; expected curtailment ~139 of 214 season days from the basin's administration record. Dominant caller BOULDER WHITE ROCK DITCH: P(call by Jun 15) = 1 over 6 comparable seasons.92.5
67Season call nowcast: expected curtailmentANDERSON DITCH, 2026 season outlook: Apr 1 SWE 61% of median → severe-class year; expected curtailment ~145 of 214 season days from the basin's administration record. Dominant caller BOULDER WHITE ROCK DITCH: P(call by Jun 15) = 1 over 6 comparable seasons.94.4
60Drought reliability cliffANDERSON DITCH: modeled irrigation-season reliability 86% in median years → 50% dry → 32% severe drought (2002-class replay). A 54-point cliff under stress.80.8
59Drought reliability cliffANDERSON 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
59Drought reliability cliffANDERSON DITCH: modeled irrigation-season reliability 87% in median years → 53% dry → 37% severe drought (2002-class replay). A 50-point cliff under stress.75.3
58Drought reliability cliffANDERSON DITCH: modeled irrigation-season reliability 87% in median years → 53% dry → 38% severe drought (2002-class replay). A 49-point cliff under stress.73.8
44Parcel-split allocation riskIrrigated place D1-2020-10610589 (30 ac, GRASS_PASTURE, served by ANDERSON DITCH) now spans 3 parcels held by 2 owner(s) — 3 parcel(s) show NO entitlement instrument of their own. The land split; the water paper didn't.97.6
44Underused water asset30.48 ac (BOULDER County, BOULDER COMMUNITY HEALTH): mapped irrigation ended 2020 — 6 years idle — while senior physical service on ANDERSON DITCH still attaches. Idle water on idle ground.77.8
43Underused water asset14.65 ac (BOULDER County, BOULDER COMMUNITY HEALTH): mapped irrigation ended 2020 — 6 years idle — while senior physical service on ANDERSON DITCH still attaches. Idle water on idle ground.77.8
43Underused water asset12.0407 ac (BOULDER County, BNSF RAILWAY COMPANY): mapped irrigation ended 2020 — 6 years idle — while senior physical service on ANDERSON DITCH still attaches. Idle water on idle ground.77.8
43Underused water asset9.31 ac (BOULDER County, REEF 4775 WALNUT LLC): mapped irrigation ended 2020 — 6 years idle — while senior physical service on ANDERSON DITCH still attaches. Idle water on idle ground.77.8
42Underused water asset4.659 ac (BOULDER County, CITY OF BOULDER): mapped irrigation ended 2020 — 6 years idle — while senior physical service on ANDERSON DITCH still attaches. Idle water on idle ground.77.8
42Underused water asset2.5 ac (BOULDER County, UPG BOULDER EAST TIERRA PROPERTY OWNER LLC): mapped irrigation ended 2020 — 6 years idle — while senior physical service on ANDERSON DITCH still attaches. Idle water on idle ground.77.8
42Underused water asset2.199 ac (BOULDER County, UPG BOULDER EAST TIERRA PROPERTY OWNER LLC): mapped irrigation ended 2020 — 6 years idle — while senior physical service on ANDERSON DITCH still attaches. Idle water on idle ground.77.8
42Underused water asset1.326 ac (BOULDER County, UPG BOULDER EAST TIERRA PROPERTY OWNER LLC): mapped irrigation ended 2020 — 6 years idle — while senior physical service on ANDERSON DITCH still attaches. Idle water on idle ground.77.8
42Underused water asset1.197 ac (BOULDER County, UPG BOULDER EAST TIERRA PROPERTY OWNER LLC): mapped irrigation ended 2020 — 6 years idle — while senior physical service on ANDERSON DITCH still attaches. Idle water on idle ground.77.8
40Critical caller value-at-riskANDERSON DITCH's observed call reaches 321 parcels — 3,089 coverage-weighted acres, $6.8M assessed value, 171 distinct owners — through the 4 structures it has put out of priority (4,375.6 day-equivalents, most recently 2021).52.3