No Standards Contaminants
Name
Alkalinity
AlkalinityCategory
Inorganics
MCLG (mg/L)
KYH2O USA
> 50 to < 180 mg CaCO3/L
KYH2O World
> 50 to < 200 mg CaCO3/L
KYH2O World
Issues related to corrosion control and scale formation
Name
Boron
BoronCategory
Inorganics
MCLG (mg/L)
7 mg/L (EPA DWEL *2) WHO and Minnesota (0.5 mg/L)
KYH2O USA
0.5 mg/L
KYH2O World
0.5 mg/L
KYH2O World
Name
Bromide / Bromate
Bromide / BromateCategory
Inorganics
MCLG (mg/L)
0.14 mg/L (EPA DWEL*2) 0.01 mg/L EPA MCL - Bromate
KYH2O USA
0.01 mg/L
KYH2O World
0.01 mg/L
KYH2O World
Name
Hardness
HardnessCategory
Inorganics
MCLG (mg/L)
KYH2O USA
> 50 to < 180 mg CaCO3/L
KYH2O World
> 50 to < 200 mg as CaCO3/L
KYH2O World
Issues related to corrosion control and scale formation
Name
Lithium
LithiumCategory
Inorganics
MCLG (mg/L)
0.083 mg/L (PACleanUp Standard)
KYH2O USA
0.083 mg/L
KYH2O World
0.083 mg/L
KYH2O World
Source: PACleanUp Standard for Use Aquifers when TDS < 2500 mg/L.
Name
Strontium
StrontiumCategory
Inorganics
MCLG (mg/L)
20 mg/L
KYH2O USA
3 mg/L
KYH2O World
3 mg/L
KYH2O World
Minnesota - Guidance - Chronic exposure concern related to cancer. Above 4 mg/L additional testing for radionuclides is suggested.
Name
Sodium
SodiumCategory
Inorganics
MCLG (mg/L)
30 mg/L (taste), but for Individuals on a low sodium diet a recommendation is 20 mg/L). Maine maximum exposure guidelines (12/2016) at 20 mg/L. Australia (<180 mg/L), Canada (< 200 mg/L), New Hampshire (< 250 mg/L), and WHO (< 200 mg/L)
KYH2O USA
30 mg/L
KYH2O World
30 mg/L
KYH2O World
Depending on the water chemistry, there may be a taste issue at 30 to 60 mg/L and there will likely be a taste issue when the concentration is over 180 mg/L.
Name
Acetone
AcetoneCategory
Organics
MCLG (mg/L)
Maine has a value of 6 mg/L and Wisconsin is 9 mg/L.
KYH2O USA
3 mg/L
KYH2O World
3 mg/L
KYH2O World
Minnesota - Guidance - Chronic exposure concern related to cancer.
Name
Methyl Ethyl Ketone (2-Butanone)
Methyl Ethyl Ketone (2-Butanone)Category
Organics
MCLG (mg/L)
20 mg/L
KYH2O USA
4.0 mg/L
KYH2O World
4.0 mg/L
KYH2O World
Maine, Wisconsin, PACleanUp Standard for use aquifer with a TDS < 2500 mg/L.
Name
Ethylene Glycols
Ethylene GlycolsCategory
Organics
MCLG (mg/L)
70 mg/L
KYH2O USA
70 mg/L
KYH2O World
0.009 mg/L
KYH2O World
PACleanUp Standard for use aquifers is 14 mg/L when TDS < 2500 mg/L.
Name
Naphthalene
NaphthaleneCategory
Organics
MCLG (mg/L)
0.7 mg/L Maine standard of 0.01 mg/L.
KYH2O USA
0.01 mg/L
KYH2O World
0.01 mg/L
KYH2O World
Name
Methane
MethaneCategory
Gas
MCLG (mg/L)
KYH2O USA
10 mg/L
KYH2O World
10 mg/L
KYH2O World
Recommend venting well when the concentration is > 2 mg/L.
Name
Scale-Forming Water
Scale-Forming WaterCategory
Conditions
MCLG (mg/L)
LSI: Between -0.5 to + 0.5
KYH2O USA
Non-Scale-Forming Water
KYH2O World
Non-Scale-Forming Water
KYH2O World
Name
Corrosive Water
Corrosive WaterCategory
Conditions
MCLG (mg/L)
LSI: Between -0.5 to + 0.5
KYH2O USA
Non-corrosive
KYH2O World
Non-corrosive
KYH2O World
Notes
*1
KYH2O USA - This is our recommended quasi drinking water standard based on a review of regulations from the U.S EPA, other U.S States, and the Bottled Water Industry.
KYH20 World - This is our recommended quasi drinking water standard based on a review of regulations from the U.S EPA, other U.S States, the Bottled Water Industry, the World Health Organization (WHO), and other nations.
*2
EPA DWEL - A DWEL is a drinking water lifetime exposure level, assuming 100% exposure from that medium, at which adverse, non-carcinogenic health effects would not be expected to occur.
WHO - World Health Organization
