Kirkland Costco Signature Purified Water

Niagra Bottling

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Water Rating

S

A

B

C

D

F

Contaminants:

Description

This metric identifies the presence of harmful substances in the water, such as heavy metals, chemicals, or biological contaminants.

Importance

Knowing what contaminants are present helps assess the safety and quality of drinking water, as exposure can lead to health issues.

2
Above Guidelines:

Description

This indicates whether the levels of certain contaminants exceed the safety guidelines set by health authorities (e.g., EPA or WHO).

Importance

Exceeding these guidelines can pose significant health risks, including acute and chronic illnesses, making this information crucial for consumer safety.

2
Microplastics:

Description

Microplastics are tiny plastic particles that can leach from packaging or environmental sources into water.

Importance

The presence of microplastics in drinking water raises concerns about potential health effects, as they can accumulate in the body and disrupt hormonal systems.

Yes
PFAS:

Description

PFAS are a group of human-made chemicals used in various industrial applications and consumer products.

Importance

These substances are persistent in the environment and human body, often linked to various health problems, including cancer and liver damage, making their detection vital.

No
Flouride:

Description

Fluoride is a mineral commonly added to public water supplies to prevent tooth decay.

Importance

While beneficial in small amounts, excessive fluoride can lead to dental fluorosis and other health issues, making its concentration important to monitor.

ND
pH:

Description

pH measures the acidity or alkalinity of water, which can affect the solubility of metals and the efficacy of disinfectants.

Importance

Maintaining a balanced pH is essential for water quality and can influence both health and taste.

5.9

Please Note

All results & information have not been verified. All data is provided by the applicable company and may be estimated based on scientific data. Ratings and scoring are subject to drastically change based on new data / research.

Contaminants Found (2)

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Nitrate

Commonly found in water due to agricultural runoff, sewage, and industrial waste.

Can cause methemoglobinemia, or "blue baby syndrome," in infants and may increase the risk of cancer and thyroid problems with prolonged exposure.

Contains
0.1 mg/L
Health Guidelines
0.14 mg/L

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Total Trihalomethanes

Byproducts of chlorinating drinking water, including chloroform and other chemicals.

Linked to an increased risk of cancer and reproductive issues, and may cause liver, kidney, and nervous system damage with prolonged exposure.

Contains
0.0014 mg/L
Health Guidelines
0.00015 mg/L

Water Sourcing and Treatment

The source is Niagara Bottling, a California-based company that was founded in 1963.