WSP06190

• File Number: 8142.100
• Description: Trinidad Project - Studies - Operation Studies
• State: CO
• Basin: Arkansas
• Water Division: 2
• Date: 1/1/1996
• Author: CWCB
• Title: Trinidad Background Info Notebook Part 2
• Water Supply Pro - Doc Type: Report/Study

---"

.<
\

K .".

'~')
, ,
.'

)
---

(
"\ .-
.......

'.' .- (' ''",
i ,.LJ :;;

~rtiole I - OBJECTIVES

Ths operation of the Trinidad Dam and Reservoir involves the regu-
lation of the flm"3 of the Purgatoire River for flood control, irri-
gation U:;C, and rC!crc.:ltion including a permanent fishery pool. The
project plan provides for:

1. Control of floods originating above the reservoir for
benefit of the City of Trinidad and dm,nstream reaches. _

2. Optimum beneficial use of the available water,for irri-
gation uithin the project area consistent ",ith the pro-
tection of dOHns.trcam non-project rights as set forth
in House Documcut No. 325, 8L:,th Congress, 2d Session,
which provides:

(a) Transfer of the storage decree of the Model
Land and Irrigation Company for 20,000 acre-
feet annually from the present site to the pro-
posed Trinidad Reservoir.

(b) Storage in the Trinidad Reservoir of flood
flous originating on the Purgatoire River
abeve the dam site which loould otherwise spill
from John Martin Reservoir.

(c) Storage in Trinidad Reservoir of the winter
flmls of the Purgatoire River historically
diverted for winter irrigation of project
lands.

3. Th~ maintenance of a minimum pool for enhancement of recrea-
tion und fishery values.

4. The construction of the Trinidad Dam and Reservoir with the
follm,'ing ollocated capacities:

Flood control 51,000 acre-feet
Irrigation. . 20,000 acre-feet
Permanent fishery poo 1. 4,500 acre- feet
Joint use ~'; 39.000 acre-feet
Total caDacity lll", 500 acre-feet

* For ir~igation and sediment accumulation

2