Italian Creek ISF Proposal with Attachments 10-27-21

• Case Number: 22/4/A-003
• Stream Name: Italian Creek
• Watershed: East Taylor
• Water Division: 4
• Water District: 59
• County: Gunnison
• Year: 2022
• Instream Flow App - Doc Type: Supplemental Data

MODEL SUMMARY
Measured Flow(Qm) = 5.53
Calculated Flow(Qc) = 5.67
(Qm-Qc)/Qm * 100= -2.40%
Measured Waterline (WLm) = 2.6
Calculated Waterline (WLc)= 2.7
(WLm-WLc)/WLm * 100= -4.01%
Max Measured Depth (Dm) = 0.6
Max Calculated Depth (Dc) = 0.6
(Dm-Dc)/Dm* 100= 0.70%
Mean Velocity= 1.35
Manning's n= 0.073
0.4* Qm= 2.21
2.5* Qm= 13.83
Cross-sec;, for Italian Creek - F;„ '5r`2020 XS 1
_ 1
7D 2
2
Station (ft)
+ Channel Bed +Water Surface
Bankfull Waterline
•••• Calculated Water Line
R2Cross RESULTS: Italian Creek-06/25/2020 XS 1, Analysis Method: [Manning's n]