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Tystberga vattenverk · Nyköping

Nyköpings kommun

Water safety

Water safety
ParameterUnfiltered tap waterAllowed rangeFiltered
Free Chlorinemg CL2/lNot reported0.2 – 1—

General

General
ParameterUnfiltered tap waterAllowed rangeFiltered
Hardnessmg CaCO3/l171.380 – 459171.3
pH7.66.5 – 9.57.6
TurbidityNTU0.21≤ 40.021
ColorColor Units5≤ 155
ConductivityμS / cm397≤ 2,500397
TDSmg/l254.1estimated0 – 1,199254.1
Bicarbonatemg HCO3/l190No limit190

Pathogens

Pathogens
ParameterUnfiltered tap waterAllowed rangeFiltered
eColiUFC/100ml0≤ 00
BacteriasNMP/100ml0≤ 00
EnterococcusUFC/100ml0≤ 00

Chemical parameters

Chemical parameters
ParameterUnfiltered tap waterAllowed rangeFiltered
Cyanide totalμg CN/l0≤ 500
Fluoridemg F/l0.54≤ 1.50.16
Mercuryμg Hg/l0≤ 10
Nitritesmg NO2/l0≤ 0.10
Nitratesmg NO3/l0≤ 500

Minerals

Minerals
ParameterUnfiltered tap waterAllowed rangeFiltered
Magnesiummg/l16No limit16
Calciummg/l43No limit43
Potassiummg/l7No limit7
Chloridemg/l11≤ 25011

Metals

Metals
ParameterUnfiltered tap waterAllowed rangeFiltered
Aluminiumμg/l0≤ 2000
Antimonyμg/l0≤ 50
Arsenicμg/l0.17≤ 100.085
Cadmiumμg/l0≤ 50
Chromiumμg/l0≤ 500
Copperμg/l50≤ 2,0002.5
Ironμg/l0≤ 2000
Manganeseμg/l20≤ 5020
Leadμg/l1.2≤ 100.06
Nickelμg/l1≤ 201
Seleniumμg/l0≤ 100
Sodiummg/l16≤ 20016

Chlorine by-products

Chlorine by-products
ParameterUnfiltered tap waterAllowed rangeFiltered
Total Trichloroethyleneμg/l0≤ 100
Total Trihalomethanesμg/l0≤ 1000

Pesticides

Pesticides
ParameterUnfiltered tap waterAllowed rangeFiltered
Heptachlorug/L0≤ 0.40
Total pesticidesug/L0≤ 0.50

Perfluorinated chemicals

Perfluorinated chemicals
ParameterUnfiltered tap waterAllowed rangeFiltered
Total PFASug/LNot reported≤ 0.1—
PFAS 4ng/l0≤ 40
PFAS 21ng/l0≤ 1000

Other

Other
ParameterUnfiltered tap waterAllowed rangeFiltered
Ammoniamg/l0No limit0
Sulfatemg/l27No limit27
Uraniumug/L13No limit13
RadonBq/l19≤ 10019

Data collected from the water utility for your area. Quality ranges are based on WHO guidelines, the EU Drinking Water Directive and the Swedish Food Agency's regulations (LIVSFS 2022:12).

74 of 74 tests within Swedish limits