Environment Agency tests for Groundwater

	B	E	F	G	H	I	J	K
1	Chemical or measurement	Determinands		2025	2024	2000-2025	Tests	Max
2	Chemical or measurement	Determinands		Average	Average	Average	taken	Value
3	Ammonia	NH3-N	(ppm)	11.00	6.10	7.2	91	11.00
4	Phosphate (Orthophosphate)	PO4-P	(ppm)	0.025	0.013	0.022	91	0.085
5	Nitrate	NO3-N	(ppm)	5.00	9.98	4.89	91	9.98
6	Nitrate	N Oxidised	(ppm)	5.00	10.00	4.89	91	10.00
7	Nitrite	NO2-N	(ppm)	0.004	0.018	0.008	91	0.019
8	Chloride	NaNO2	(ppm)	27.0	29.0	31.6	91	48.4
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10	Conductivity	Conductivity	µSec /cm	602.0	607.0	631.9	82	766
11	Dissolved Oxygen Saturation	Diss Oxygen	%	18.4	19.5	19.6	92	88.0
12	Dissolved Oxygen Saturation	Diss Oxygen	(ppm)	2.15	2.18	2.15	91	8.90
13	Water Temperature	Temp	°C	8.5	10.4	10.7	93	16.9
14	Alkalinity	pH	(ppm)	7.0	6.8	7.1	33	9.9
15	Alkalinity	Alkalinity	(ppm)	210.0	200.0	198.2	91	305
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