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Post by Admin on Aug 14, 2023 17:48:06 GMT 12
Christchurch aquifers level July 7-13th AUG 2023. RAINFALL LAST WEEK= 4.1 MM Reading for this week = +477.8= WELLS flooding.
LOWEST aquifers level ON RECORD IS -240.8 ON 6 March 2016. (2016 El NiƱo ) HIGHEST aquifers level ON RECORD IS +497 ON THE 25th of July 2023. (La Nina )
... DOWN 7.9 Points FROM Last week.
+200-up=..........WELLS flooding. +70.1-+199.9 UP..........WELLS OVERFLOWING -39.9 to -+70.0mm= NO DEFICIT.WELLS FALL. -40mm to-69.9mm= LIGHT DEFICIT.WELLS 90% FALL. -70mm to -110.9mm= Moderate DEFICIT.WELLS 75% FALL. -111mm to-170.9mm = Severe DEFICIT=WELLS 50% FALL. -171mm to-229.9mm= VERY Severe DEFICIT=WELLS AT 25% - 230mm to-279.9 = Critical DEFICIT=RECORD LOW WELL WATER LEVELS 10% -280 **avg=12**
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