JAFFNA PENINSULA DRINKING WATER Table 1 1. Selected Water Parameters


Annual Rainfall Range: Median


Rain Days


Range Median


Annual Flood Vols. 2014 2015


Rainfall Runoff


Evapotranspiration Aquifer Recharge


Total Agricultural Munic. & Domestic Soil Infiltration Rate


Sandy regosols & red/yellow calcic regosols


Limestone Aquifer Permeability 47 rising head field tests


Range Median


40 large-pond infiltration tests Range Median


Groundwater level Aquifer thickness www.aipg.org 0-3 m 20 - 30 m


~10-8 - 10-5ms-1 10-6ms-1


~0.0028-2.8 ft/day ~0.28 ft/day


~2.12 to 232 ft/day ~13.2 ft/day


0 -9.8 ft 66 to 98 ft. >42 cm/hr >17 in/hr Thank you to TPG Editor John Berry


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Your efforts to produce a high quality publication have been very much appreciated.


AIPG Editorial Staff and Executive Committee


Oct.Nov.Dec 2020 • TPG 47


2. Annual Fresh Water Budget 100%


30% 50% 20%


3. Annual Fresh Water Use


100% 71% 29%


169 MCM 49 MCM 20 MCM


137,011 ac-ft 97,285 ac-ft 39,725 ac-ft


S.I. Units 11 yeas


869-1839 mm 1369 mm


4 yrs


48-106 days 73 days


1,736,089 m3 2,247,255 m3


1,250 MCM


375 MCM 625 MCM 250 MCM


1407 ac-ft 1822 ac-ft


1,013, 393 ac-ft


304,017 ac-ft 506,696 ac-ft 262,678 ac-ft


U.S. Units 2008-2018 34-73 in. 54 in.


2015-2018


North Central Spencer Cody


Eastern


Bonnie J. Keller Central


Anthony Thomas


Southeastern Section Covey Ashe Denton


Southwest Section Rachel Arbor


Pacific Northwest Steven G. Tebor


New England Tara A. O’Brien


Midcontinent Angie Nelson


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