Water Hardness Atlas ZIP / postcode

Water hardness in São Gotardo

33 mg/L soft

Tap water in São Gotardo is soft: 33 mg/L (1.9 gpg · 1.9 °dH · 3.3 °fH).

<6060–120120–180>180 mg/L

Source: Ministério da Saúde, SISAGUA – controle semestral (Companhia De Saneamento De Minas Gerais), CC BY-ND 3.0 (2025) · data checked 2026-10-20

In São Gotardo, Minas Gerais, the water utility is Companhia De Saneamento De Minas Gerais. The 2025 Ministério da Saúde data report 33.2 milligrams per litre as calcium carbonate, which is soft. No range is published for this city, so the figure is a single reported value.

Portaria GM/MS nº 888/2021 sets a maximum of 300 mg/L CaCO₃ for total hardness (dureza total); operators report it in mg/L to SISAGUA.

Water data

Total hardness33 mg/L
UtilityCompanhia De Saneamento De Minas Gerais

How São Gotardo compares

Ranking of the hardest and softest water in Brazil →

What it means at home

How much salt will you use for softening?

No. Water this soft does not need softening.

Descale a coffee machine or kettle about every 6 months (typical manufacturer guidance for this hardness).

Estimates for planning, not a quote. Check your appliance manual for exact settings.

Dishwasher setting in São Gotardo

BrandSetting for this water
BoschH00
Miele2 °dH
AEG / Electrolux1
Beko1st
HooverS0
LGH0

From each brand's manual for the model family named in the source; your model may differ, so check its manual. All brands and how to change the setting →

FAQ

Is São Gotardo water hard or soft?

It is soft: 33 mg/L as CaCO₃ (1.9 gpg, 1.9 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.

Is tap water in São Gotardo safe to drink?

Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Portaria GM/MS nº 888/2021 sets a maximum of 300 mg/L CaCO₃ for total hardness (dureza total); operators report it in mg/L to SISAGUA.

How many grains per gallon is São Gotardo water?

1.9 gpg, equal to 1.9 °dH, 3.3 °fH or 33 mg/L calcium carbonate.

What dishwasher salt setting should I use in São Gotardo?

For 33 mg/L (1.9 °dH) check your manufacturer's table: level 0–1, usually no salt.

Do I need a water softener in São Gotardo?

No. With soft water a softener adds nothing.

Source

Source: Ministério da Saúde, SISAGUA – controle semestral (Companhia De Saneamento De Minas Gerais), CC BY-ND 3.0 (2025). Method: figure published by the water supplier. Ministério da Saúde, SISAGUA – controle semestral (Companhia De Saneamento De Minas Gerais), CC BY-ND 3.0 · Outdated figure? Tell us

Nearby cities

Serra da Saudade40 mg/LCedro do Abaeté85 mg/LQuartel Geral72 mg/LRio Paranaíba20 mg/LDores do Indaiá78 mg/LTapiraí34 mg/L
Report an outdated or wrong figure