Water hardness in Pacatuba
11 mg/L soft
Tap water in Pacatuba is soft: 11 mg/L (0.7 gpg · 0.6 °dH · 1.1 °fH).
Source: Ministério da Saúde, SISAGUA – controle semestral (Igua Sergipe Sa), CC BY-ND 3.0 (2025) · data checked 2026-10-20
Range across supply zones: 6–16 mg/L.
Pacatuba, in Sergipe, is served by Igua Sergipe Sa. Reported hardness is 11.2 milligrams per litre, soft, with readings from 6.4 to 16.0. The data is from the 2025 Ministry of Health SISAGUA release.
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 hardness | 11 mg/L |
|---|---|
| Utility | Igua Sergipe Sa |
How Pacatuba compares
- Tap water in Pacatuba is 74 % softer than the median of the 1915 cities we track in Brazil (43 mg/L).
- By hardness it ranks 1777 of 1915 in Brazil (1 = hardest); 7 % of these cities have softer water.
- In Sergipe it is number 72 of 72 cities; the regional median is 44 mg/L.
- Nearest city with clearly harder water: Ilha das Flores, 7 km away (38 mg/L).
Ranking of the hardest and softest water in Brazil →
What it means at home
- Little or no limescale in kettles, water heaters or washing machines.
- Soap lathers easily; water does not dry skin or hair.
- Dishwasher: salt setting at minimum or off.
- No softener needed; a jug filter only changes taste.
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 Pacatuba
| Brand | Setting for this water |
|---|---|
| Bosch | H00 |
| Miele | 1 °dH |
| AEG / Electrolux | 1 |
| Beko | 1st |
| Hoover | S0 |
| LG | H0 |
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 Pacatuba water hard or soft?
It is soft: 11 mg/L as CaCO₃ (0.7 gpg, 0.6 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Pacatuba 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 Pacatuba water?
0.7 gpg, equal to 0.6 °dH, 1.1 °fH or 11 mg/L calcium carbonate.
What dishwasher salt setting should I use in Pacatuba?
For 11 mg/L (0.6 °dH) check your manufacturer's table: level 0–1, usually no salt.
Do I need a water softener in Pacatuba?
No. With soft water a softener adds nothing.
Source
Source: Ministério da Saúde, SISAGUA – controle semestral (Igua Sergipe Sa), CC BY-ND 3.0 (2025). Method: figure published by the water supplier. Ministério da Saúde, SISAGUA – controle semestral (Igua Sergipe Sa), CC BY-ND 3.0 · Outdated figure? Tell us