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LEE STEWART ESKINS DITCH

Structure dossier · WDID 0700601 · DITCH · CLEAR CREEK · DWR record

Where this page's figures come from

Generated 2026-08-28 00:58 by Hydrohistorian. Sources: DWR HydroBase snapshot HydroBase_CO_20260707 (history) + CDSS REST (current), USGS NWIS cross-checks. Engine v0.5.0 (4ab2507) — every figure regenerates from this named code version and data image.

Where it sits

Location as DWR records it. Faint dots are the neighbouring water; click any to open it.

Current administration

● Junior rights called out — call at SWADLEY LONGAN DITCH (RALSTON CREEK, priority 1861-04-09).

● Junior rights called out — call at CLEAR CR PLATTE RIVER D (CLEAR CREEK, priority 1861-11-01).

● Junior rights called out — call at LOWER LATHAM DITCH (SOUTH PLATTE RIVER, priority 1885-11-20).

Which of its rights are out of priority?

Under today's controlling call (SWADLEY LONGAN DITCH, priority 1861-04-09): 31 of this structure's 36 rights are out of priority now. (9 call(s) state no district and sit outside this one — not judged, not assumed.) In the 5 past years most like this one (2018, 2022, 2020, 2023, 2024), 5 of the rights shown below were out at least one week in at least one analog year.

Right (priority)NowAnalog years outMajority out by
1860-05-16 3789 ● in priority 0 of 5
1860-05-19 3792 ● in priority 0 of 5
1860-05-31 3804 ● in priority 0 of 5
1860-07-01 3835 ● in priority 0 of 5
1860-08-31 3896 ● in priority 0 of 5
1861-05-13 4151 ● out 2 of 5
1862-06-01 4535 ● out 4 of 5 2026-08-09
… 26 more rights between these …
1991-07-16 51696 ● out 5 of 5 2026-08-09
1993-06-28 52596 ● out 5 of 5 2026-08-09
2009-07-31 58286 ● out 5 of 5 2026-08-09
How this table is built, and what it is not

“Now” compares each right's admin number with today's most senior applicable active call. The outlook uses flows at LEE STEWART ESKINS DITCH around 2026-08-09 (the newest reading on file) — currently 5% of that gage's own median for this window — to pick the 5 most similar past years with complete administration records (2004–2026). Only calls that verifiably apply count: DWR's own district statements in the call's set comments, a caller located in this district, or — on the same stream, where DWR records both stream miles (measured from the mouth) — a caller DOWNSTREAM of this structure. An upstream senior cannot demand water this diversion never deprives it of. Calls that state nothing and sit elsewhere are counted as unjudged rather than assumed, which also means the verified record is shorter than the raw one: early calls rarely state districts. For each week it finds the most senior call then in force; a right is out in that week exactly when that call is senior to it, which is why one line prices every right and juniors can be out while seniors keep diverting. “Majority out by” is the first week out in more than half the analog years. A frequency among named historical years, not a probability from a model, and not a forecast of what the division engineer will do. It says how often years whose flow resembled this one were under a call senior to this right in a given week. Snowpack, storage, and the actual administrative decisions of a given season are not modelled. Check the analog years listed: if they do not resemble this year to you, the outlook does not either.

Where it sits in line

Priority 1860-05-1624th most senior of the 1815 structures with decreed rights in this water districtDWR's administrative subdivision of a river basin; the unit calls are usually stated in..

Under prior appropriationColorado's rule for sharing water: first in time, first in right. Age decides, not proximity or need., everything ahead of it in this line is satisfied in full before it receives any water. Immediately ahead: MAPLE GROVE RES (1860-05-15). Immediately behind: SOUTH SIDE DITCH (1860-05-16).

On MAINSTEM at river mile 49.1, it is 45th of 107 down the reach. Immediately upstream: WANNAMAKER DITCH. Immediately downstream: WANNAMAKER D RT TO CL CR.

Position on the modelled network, not a claim about whose water this is — a stream carries water from many rights at once, and diverted water returns to it.

Decreed rights (36)

Admin noDWR's numeric encoding of a water right's seniority. Smaller is more senior; the integer part counts days from 1849-12-31 to the date that ranks the right. AppropriatedWhen water was first put to beneficial use. It sets seniority unless a prior adjudication date is later. AdjudicatedWhen the water court confirmed the right. A use decreed in 1975 was not a decreed use in 1955, however old the appropriation is. AbsoluteA right actually put to use, as opposed to conditional -- a placeholder for a use not yet made. ConditionalA right reserving a place in line for a use not yet made; it must be diligently pursued or it lapses. UnitsUsesWhat the court said this water may be used for -- irrigation, municipal supply, augmentation and so on.Case
3789.01860-05-161884-10-04 0.00.0 CMUN
3792.01860-05-191884-10-04 0.00.0 CSTOIRRMUNCOMINDRECFISDOMAUGWLD
3804.01860-05-311884-10-04 0.00.0 CMUN
3835.01860-07-011884-10-04 0.00.0 CMUN
3896.01860-08-311884-10-04 0.00.0 CMUN
4151.01861-05-131884-10-04 2.73550.0 CSTOIRRMUNCOMINDRECFISDOMAUGWLD
4535.01862-06-011884-10-04 0.00.0 CMUNALL
4554.01862-06-201884-10-04 0.00.0 CMUN
4855.01863-04-171884-10-04 2.180.0 CSTOIRRMUNCOMINDRECFISDOMAUGWLD
4896.01863-05-281884-10-04 0.00.0 CMUN
4919.01863-06-201884-10-04 0.00.0 CMUN
5295.01864-06-301884-10-04 0.00.0 CMUN
5538.01865-02-281884-10-04 0.00.0 CMUNALL
5592.01865-04-231884-10-04 0.00.0 CMUN
5615.01865-05-161884-10-04 0.00.0 CMUNALL
6628.01868-02-231884-10-04 4.30.0 CSTOIRRMUNCOMINDRECFISDOMAUGWLD
7030.01869-03-311884-10-04 19.770.0 CSTOIRRMUNCOMINDRECFISDOMAUGWLD
7449.01870-05-241884-10-04 0.00.0 CMUN
7712.01871-02-111884-10-04 0.00.0 CSTOIRRMUNCOMINDRECFISDOMAUGWLD
7773.01871-04-131884-10-04 6.940.0 CSTOIRRMUNCOMINDRECFISDOMAUGWLD
8127.01872-04-011884-10-04 0.00.0 CMUN
10184.01877-11-181884-10-04 0.00.0 CMUNALL
10546.01878-11-151884-10-04 0.00.0 CMUNALL
11647.01881-11-201884-10-04 0.00.0 CMUNALL
13240.01886-04-011895-10-09 0.00.0 CMUN
16549.01895-04-231895-10-09 0.00.0 CMUN
16718.081271872-04-011936-05-13 0.00.0 CIRRMUN
16718.101841877-11-181936-05-13 0.00.0 CMUNALL
16718.132241886-03-161936-05-13 0.00.0 CMUNALL
18415.01900-06-021936-05-13 0.00.0 CSTOIRRMUNCOMINDRECFISDOMAUGWLD
19055.01902-03-041936-05-13 0.00.0 CIRR
20281.01905-07-121936-05-13 0.00.0 CMUN
50711.01988-11-031988-12-31 8.327.7 CIRRMUNCOMINDRECFISDOMAUGWLD
51696.01991-07-161991-12-31 25.00.0 CSTO
52595.524091993-06-281994-12-31 0.00.0 CSTOIRRMUNCOMINDRECFISDOMAUGWLD
58286.02009-07-312009-12-31 0.00.0 CALL

Recorded use (last 15 years on record)

In a median year this structure has a recorded diversion of 942 AF. Its most recent year on record, 2025, came in at 1,340 AF — 142% of that, and 14th lowest of the 15 years with a recorded volume.

This structure records both diversions and reservoir releases — they are separate water movements and are accounted separately below.

YearDiverted (AFA volume: one acre covered a foot deep, about 326,000 gallons -- roughly a suburban household's outdoor use for a year.)Compared with its own recordReleased (AF)Days recordedPeak (cfs)
2011 1,279 13th lowest of 15 · 136% of median 261 5.4
2012 1,265 12th lowest of 15 · 134% of median 348 5.4
2013 938 7th lowest of 15 · 100% of median 251 5.2
2014 876 3rd lowest of 15 · 93% of median 194 4.4
2015 879 4th lowest of 15 · 93% of median 206 4.3
2016 1,222 11th lowest of 15 · 130% of median 357 5.7
2017 1,564 15th lowest of 15 · 166% of median 363 6.7
2018 1,203 10th lowest of 15 · 128% of median 299 8.0
2019 908 6th lowest of 15 · 96% of median 296 6.3
2020 856 2nd lowest of 15 · 91% of median 259 4.5
2021 890 5th lowest of 15 · 94% of median 270 4.5
2022 942 8th lowest of 15 · 100% of median 365 8.9
2023 845 1st lowest of 15 · 90% of median 335 7.6
2024 1,005 9th lowest of 15 · 107% of median 336 5.0
2025 1,340 14th lowest of 15 · 142% of median 275 7.2

Call-derived yield: senior right divertible 100.0% of a median season / 86.9% dry-year.

How good is our record of it?

Grade A (10/10 points) — the components below are the finding; the letter alone is not.

The rubric, component by component
CheckStateDetail
identity complete name, type, and water source all on file
decreed rights on file 36 right(s), seniority decoded
diversion record current 18661 measured days, newest 282 day(s) before the data's end (DWR publishes ~1 year in arrears)
record continuity continuous 100% of the irrigation seasons in 1950-2025 carry measured days
published-record stability stable no upstream revisions recorded against this structure

Advisory reading aid on public data — not an administrative or legal conclusion, not a title opinion, and not a substitute for DWR administration or an engineer's analysis. Methodology review status is disclosed at hydrohistorian's basin pages.