Station Overview Station Location
Station Number CO-EP-391 Latitude 38.94871
Station Name Calhan 6.3 SSW Longitude -104.33719
County El Paso Elevation (ft) 6519



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 16 0.99 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 16 0.59 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 16 0.46 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 17 0.37 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 17 0.42 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 17 1.15 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 17 1.85 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 17 2.22 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 17 2.29 0.75 10 0.75 10 0.00 0 0 5 3 0.0 0 0
July 17 2.71 7.53 30 7.53 30 0.00 0 0 15 4 0.0 0 0
Aug 17 3.39 5.17 31 5.17 31 0.00 0 0 13 7 0.0 0 0
Sept 17 1.34 1.80 29 1.80 29 0.00 0 0 10 2 0.0 0 0
Water Year Totals: 17.78" 15.25" 100 days 15.25" 100 0.00" 0 days 0 43 days 16 days 0.0" 0 days 0 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2016
10/2/2016
10/3/2016
10/4/2016
10/5/2016
10/6/2016
10/7/2016
10/8/2016
10/9/2016
10/10/2016
10/11/2016
10/12/2016
10/13/2016
10/14/2016
10/15/2016
10/16/2016
10/17/2016
10/18/2016
10/19/2016
10/20/2016
10/21/2016
10/22/2016
10/23/2016
10/24/2016
10/25/2016
10/26/2016
10/27/2016
10/28/2016
10/29/2016
10/30/2016
10/31/2016
11/1/2016
11/2/2016
11/3/2016
11/4/2016
11/5/2016
11/6/2016
11/7/2016
11/8/2016
11/9/2016
11/10/2016
11/11/2016
11/12/2016
11/13/2016
11/14/2016
11/15/2016
11/16/2016
11/17/2016
11/18/2016
11/19/2016
11/20/2016
11/21/2016
11/22/2016
11/23/2016
11/24/2016
11/25/2016
11/26/2016
11/27/2016
11/28/2016
11/29/2016
11/30/2016
12/1/2016
12/2/2016
12/3/2016
12/4/2016
12/5/2016
12/6/2016
12/7/2016
12/8/2016
12/9/2016
12/10/2016
12/11/2016
12/12/2016
12/13/2016
12/14/2016
12/15/2016
12/16/2016
12/17/2016
12/18/2016
12/19/2016
12/20/2016
12/21/2016
12/22/2016
12/23/2016
12/24/2016
12/25/2016
12/26/2016
12/27/2016
12/28/2016
12/29/2016
12/30/2016
12/31/2016
Day of YearDaily PrcpMultiday Prcp
1/1/2017
1/2/2017
1/3/2017
1/4/2017
1/5/2017
1/6/2017
1/7/2017
1/8/2017
1/9/2017
1/10/2017
1/11/2017
1/12/2017
1/13/2017
1/14/2017
1/15/2017
1/16/2017
1/17/2017
1/18/2017
1/19/2017
1/20/2017
1/21/2017
1/22/2017
1/23/2017
1/24/2017
1/25/2017
1/26/2017
1/27/2017
1/28/2017
1/29/2017
1/30/2017
1/31/2017
2/1/2017
2/2/2017
2/3/2017
2/4/2017
2/5/2017
2/6/2017
2/7/2017
2/8/2017
2/9/2017
2/10/2017
2/11/2017
2/12/2017
2/13/2017
2/14/2017
2/15/2017
2/16/2017
2/17/2017
2/18/2017
2/19/2017
2/20/2017
2/21/2017
2/22/2017
2/23/2017
2/24/2017
2/25/2017
2/26/2017
2/27/2017
2/28/2017
3/1/2017
3/2/2017
3/3/2017
3/4/2017
3/5/2017
3/6/2017
3/7/2017
3/8/2017
3/9/2017
3/10/2017
3/11/2017
3/12/2017
3/13/2017
3/14/2017
3/15/2017
3/16/2017
3/17/2017
3/18/2017
3/19/2017
3/20/2017
3/21/2017
3/22/2017
3/23/2017
3/24/2017
3/25/2017
3/26/2017
3/27/2017
3/28/2017
3/29/2017
3/30/2017
3/31/2017
Day of YearDaily PrcpMultiday Prcp
4/1/2017
4/2/2017
4/3/2017
4/4/2017
4/5/2017
4/6/2017
4/7/2017
4/8/2017
4/9/2017
4/10/2017
4/11/2017
4/12/2017
4/13/2017
4/14/2017
4/15/2017
4/16/2017
4/17/2017
4/18/2017
4/19/2017
4/20/2017
4/21/2017
4/22/2017
4/23/2017
4/24/2017
4/25/2017
4/26/2017
4/27/2017
4/28/2017
4/29/2017
4/30/2017
5/1/2017
5/2/2017
5/3/2017
5/4/2017
5/5/2017
5/6/2017
5/7/2017
5/8/2017
5/9/2017
5/10/2017
5/11/2017
5/12/2017
5/13/2017
5/14/2017
5/15/2017
5/16/2017
5/17/2017
5/18/2017
5/19/2017
5/20/2017
5/21/2017
5/22/2017
5/23/2017
5/24/2017
5/25/2017
5/26/2017
5/27/2017
5/28/2017
5/29/2017
5/30/2017
5/31/2017
6/1/2017
6/2/2017
6/3/2017
6/4/2017
6/5/2017
6/6/2017
6/7/2017
6/8/2017
6/9/2017
6/10/2017
6/11/2017
6/12/2017
6/13/2017
6/14/2017
6/15/2017
6/16/2017
6/17/2017
6/18/2017
6/19/2017
6/20/2017
6/21/2017 0.02
6/22/2017 T
6/23/2017 0.59
6/24/2017 0.00
6/25/2017 0.00
6/26/2017 T
6/27/2017 0.07
6/28/2017 T
6/29/2017 0.02
6/30/2017 0.05
Day of YearDaily PrcpMultiday Prcp
7/1/2017 T
7/2/2017 0.00
7/3/2017 0.08
7/4/2017 T
7/5/2017 0.00
7/6/2017 0.00
7/7/2017 T
7/8/2017 1.53
7/9/2017 0.45
7/10/2017 0.00
7/11/2017 0.00
7/12/2017 0.10
7/13/2017 0.47
7/14/2017 0.11
7/15/2017 0.71
7/16/2017 0.15
7/17/2017 0.00
7/18/2017
7/19/2017 0.19
7/20/2017 0.00
7/21/2017 T
7/22/2017 0.26
7/23/2017 0.00
7/24/2017 0.00
7/25/2017 0.00
7/26/2017 0.41
7/27/2017 0.80
7/28/2017 0.00
7/29/2017 1.75
7/30/2017 0.46
7/31/2017 0.06
8/1/2017 0.06
8/2/2017 0.00
8/3/2017 0.04
8/4/2017 T
8/5/2017 T
8/6/2017 T
8/7/2017 0.02
8/8/2017 1.32
8/9/2017 0.17
8/10/2017 0.47
8/11/2017 0.66
8/12/2017 0.16
8/13/2017 1.86
8/14/2017 0.12
8/15/2017 T
8/16/2017 0.01
8/17/2017 0.02
8/18/2017 0.26
8/19/2017 0.00
8/20/2017 T
8/21/2017 0.00
8/22/2017 0.00
8/23/2017 0.00
8/24/2017 T
8/25/2017 0.00
8/26/2017 0.00
8/27/2017 0.00
8/28/2017 0.00
8/29/2017 0.00
8/30/2017 T
8/31/2017 0.00
9/1/2017 0.09
9/2/2017 0.00
9/3/2017 0.00
9/4/2017 0.00
9/5/2017 0.00
9/6/2017 0.00
9/7/2017 0.00
9/8/2017
9/9/2017 T
9/10/2017 0.12
9/11/2017 0.06
9/12/2017 0.00
9/13/2017 0.00
9/14/2017 0.01
9/15/2017 0.00
9/16/2017 0.00
9/17/2017 0.00
9/18/2017 0.00
9/19/2017 0.00
9/20/2017 0.00
9/21/2017 0.00
9/22/2017 0.00
9/23/2017 0.00
9/24/2017 0.86
9/25/2017 T
9/26/2017 0.01
9/27/2017 0.02
9/28/2017 0.58
9/29/2017 0.04
9/30/2017 0.01



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
6/21/2017 6:00 AM 0.02 M M M M
6/22/2017 6:00 AM T M M M M
6/23/2017 6:00 AM 0.59 M M M M
6/24/2017 6:00 AM 0.00 0.0 M M M
6/25/2017 6:00 AM 0.00 0.0 M M M
6/26/2017 6:00 AM T M M M M
6/27/2017 6:00 AM 0.07 M M M M
6/28/2017 6:00 AM T M M M M
6/29/2017 6:00 AM 0.02 M M M M
6/30/2017 6:00 AM 0.05 0.0 M M M
7/1/2017 6:00 AM T M M M M
7/2/2017 6:00 AM 0.00 0.0 M M M
7/3/2017 6:00 AM 0.08 M M M M
7/4/2017 6:00 AM T M M M M
7/5/2017 6:00 AM 0.00 0.0 M M M
7/6/2017 6:00 AM 0.00 0.0 M M M
7/7/2017 6:00 AM T M M M M
7/8/2017 6:00 AM 1.53 M M M M Heavy rain due to slow storm movement. Hail fell on and off for a little over an hour.
7/9/2017 6:00 AM 0.45 M M M M
7/10/2017 6:00 AM 0.00 0.0 M M M
7/11/2017 6:00 AM 0.00 0.0 M M M
7/12/2017 6:00 AM 0.10 M M M M
7/13/2017 6:00 AM 0.47 M M M M
7/14/2017 6:00 AM 0.11 M M M M
7/15/2017 6:00 AM 0.71 M M M M
7/16/2017 6:00 AM 0.15 M M M M
7/17/2017 6:00 AM 0.00 0.0 M M M
7/19/2017 6:00 AM 0.19 M M M M
7/20/2017 6:00 AM 0.00 0.0 M M M
7/21/2017 6:00 AM T 0.0 M M M
7/22/2017 6:00 AM 0.26 M M M M
7/23/2017 6:00 AM 0.00 0.0 M M M
7/24/2017 6:00 AM 0.00 0.0 M M M
7/25/2017 6:00 AM 0.00 0.0 M M M
7/26/2017 6:00 AM 0.41 M M M M
7/27/2017 6:00 AM 0.80 M M M M
7/28/2017 6:00 AM 0.00 0.0 M M M
7/29/2017 6:00 AM 1.75 M M M M
7/30/2017 6:00 AM 0.46 M M M M
7/31/2017 6:00 AM 0.06 M M M M
8/1/2017 6:00 AM 0.06 M M M M
8/2/2017 6:00 AM 0.00 0.0 M M M
8/3/2017 6:00 AM 0.04 M M M M
8/4/2017 6:00 AM T M M M M
8/5/2017 6:00 AM T M M M M
8/6/2017 6:00 AM T M M M M
8/7/2017 6:00 AM 0.02 M M M M
8/8/2017 6:00 AM 1.32 M M M M
8/9/2017 6:00 AM 0.17 M M M M
8/10/2017 6:00 AM 0.47 M M M M
8/11/2017 6:00 AM 0.66 M M M M
8/12/2017 6:00 AM 0.16 M M M M
8/13/2017 6:00 AM 1.86 M M M M
8/14/2017 6:00 AM 0.12 M M M M
8/15/2017 6:00 AM T M M M M
8/16/2017 6:00 AM 0.01 M M M M
8/17/2017 6:00 AM 0.02 M M M M
8/18/2017 6:00 AM 0.26 M M M M
8/19/2017 6:00 AM 0.00 0.0 M M M
8/20/2017 6:00 AM T 0.0 M M M
8/21/2017 6:00 AM 0.00 0.0 M M M
8/22/2017 6:00 AM 0.00 0.0 M M M
8/23/2017 6:00 AM 0.00 0.0 M M M
8/24/2017 6:00 AM T M M M M
8/25/2017 6:00 AM 0.00 0.0 M M M
8/26/2017 6:00 AM 0.00 0.0 M M M
8/27/2017 6:00 AM 0.00 0.0 M M M
8/28/2017 6:00 AM 0.00 0.0 M M M
8/29/2017 6:00 AM 0.00 0.0 M M M
8/30/2017 6:00 AM T M M M M
8/31/2017 6:00 AM 0.00 0.0 M M M
9/1/2017 6:00 AM 0.09 M M M M
9/2/2017 6:00 AM 0.00 0.0 M M M
9/3/2017 6:00 AM 0.00 0.0 M M M
9/4/2017 6:00 AM 0.00 0.0 M M M
9/5/2017 6:00 AM 0.00 0.0 M M M
9/6/2017 6:00 AM 0.00 0.0 M M M
9/7/2017 6:00 AM 0.00 0.0 M M M
9/9/2017 6:00 AM T M M M M
9/10/2017 6:00 AM 0.12 M M M M
9/11/2017 6:00 AM 0.06 M M M M
9/12/2017 6:00 AM 0.00 0.0 M M M
9/13/2017 6:00 AM 0.00 0.0 M M M
9/14/2017 6:00 AM 0.01 M M M M
9/15/2017 6:00 AM 0.00 0.0 M M M
9/16/2017 6:00 AM 0.00 0.0 M M M
9/17/2017 6:00 AM 0.00 0.0 M M M
9/18/2017 6:00 AM 0.00 0.0 M M M
9/19/2017 6:00 AM 0.00 0.0 M M M
9/20/2017 6:00 AM 0.00 0.0 M M M
9/21/2017 6:00 AM 0.00 0.0 M M M
9/22/2017 6:00 AM 0.00 0.0 M M M
9/23/2017 6:00 AM 0.00 0.0 M M M
9/24/2017 6:00 AM 0.86 M M M M
9/25/2017 6:00 AM T M M M M
9/26/2017 6:00 AM 0.01 M M M M
9/27/2017 6:00 AM 0.02 M M M M
9/28/2017 6:00 AM 0.58 M M M M
9/29/2017 6:00 AM 0.04 M M M M
9/30/2017 6:00 AM 0.01 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground
6/22/2017 2:04 PM 3/8" 1/4" Pea Size 1/4" Pea Size Mixed|White Ice 4 2min no damage Continuous True After rain Same time as smaller hail
7/7/2017 2:05 PM 1" Quarter Size 3/8" Rice Soft|White Ice shredded leaves Intermittent False After rain After smaller hail