Doctors Rocks vs Yolla

Name: Water Quality Comparison: Doctors Rocks vs Yolla
Creator: WaterScore
License: https://creativecommons.org/licenses/by/4.0/

Side-by-side tap water quality comparison

Yolla, TAS

9.6

Quality Score

Supplied by TasWater

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Which suburb has better water?

It's very close! Doctors Rocks scores 9.5/10 and Yolla scores 9.6/10. Both suburbs have similar water quality based on ADWG compliance data.

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Recommended for this suburb

Chlorine in Yolla is 1.134394 mg/L — that's high. It's why your tap water smells like a pool.

Chlorine is added on purpose (kills bugs in the pipes), but by the time it reaches your tap it ruins everything you taste. Tea takes on a medicinal edge. Kids turn down water and drink juice or soft drink instead. The usual family fix is bottled water, but a simple carbon filter is the cleaner daily habit. Worse, many filter pitchers go in the fridge and get ignored because they're slow.

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A BRITA Marella is the opposite: fast (2.4L, fills in under a minute), kid-friendly handle, fridge-door fit, replacement cartridges available everywhere in AU. Chlorine gone, taste clean, no plumber, no faff — this is the default answer for chlorine taste in Australia.

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Visual comparison

Doctors Rocks, TAS

Yolla, TAS

Key metrics comparison

Hardness (mg/L)

Doctors Rocks

67.666667 Higher

Yolla

22.333333 Lower

pH Level

Doctors Rocks

7.241299 Normal

Yolla

7.286364 Normal

Fluoride (mg/L)

Doctors Rocks

0.926667

Yolla

—

Chlorine (mg/L)

Doctors Rocks

0.439394 Lower

Yolla

1.134394 Higher

Full water quality comparison

All parameters compared against Australian Drinking Water Guidelines (ADWG)

Parameter	Doctors Rocks	Yolla	Unit	ADWG Guideline
Alkalinity	24.722222 Measured	25.461538 Measured	mg/L	No limit
Aluminium	0.0275 Good	0.01 Good	mg/L	< 0.2
Ammonia	0.002778 Measured	0.002462 Measured	mg/L	No limit
Antimony	0.001 Measured	0.001 Measured	mg/L	No limit
Arsenic	0.001 Measured	0.001 Measured	mg/L	No limit
Cadmium	0.0002 Measured	0.0002 Measured	mg/L	No limit
Calcium	18.833333 Measured	4.241667 Measured	mg/L	No limit
Chloride	39.666667 Good	19.714286 Good	mg/L	< 250
Chromium	0.001 Measured	0.001 Measured	mg/L	No limit
Colour	2.388889 Good	9.923077 Good	Pt-Co	< 15
Conductivity	283.333333 Measured	124.615385 Measured	uS/cm	No limit
Copper	0.018 Good	0.048107 Good	mg/L	< 2
Cyanide	0.005 Measured	0.005 Measured	mg/L	No limit
E. coli	0 Compliant	0 Compliant	MPN/100ml	< 0
Fluoride	0.926667 Good	—	mg/L	< 1.5
Free Chlorine	0.439394 Good	1.134394 Good	mg/L	< 5
Hardness	67.666667 Good	22.333333 Good	mg/L	< 200
Iron	0.013125 Good	0.010714 Good	mg/L	< 0.3
Lead	0.001375 Good	0.001 Good	mg/L	< 0.01
Magnesium	5.533333 Measured	2.841667 Measured	mg/L	No limit
Manganese	0.006 Good	0.027143 Good	mg/L	< 0.1
Mercury	0.0001 Measured	0.0001 Measured	mg/L	No limit
Nickel	0.001 Measured	0.001 Measured	mg/L	No limit
Nitrate	0.352222 Good	0.39475 Good	mg/L	< 50
Nitrite	0.002 Measured	0.002 Measured	mg/L	No limit
pH	7.241299 Normal	7.286364 Normal	pH units	6.5 – 8.5
Sodium	24.333333 Good	13.25 Good	mg/L	< 180
Sulfate	43.222222 Good	2.142857 Good	mg/L	< 500
Temperature	14.305455 Measured	12.725758 Measured	degrees C	No limit
Total Chlorine	0.667222 Good	1.377143 Good	mg/L	< 5
Total Coliforms	0 Compliant	0 Compliant	MPN/100ml	< 0
Total Dissolved Solids	170.555556 Good	73.166667 Good	mg/L	< 600
Trihalomethanes	0.098333 Good	0.081394 Good	mg/L	< 0.25
Turbidity	0.409481 Good	0.363788 Good	NTU	< 5
Zinc	0.017 Measured	0.013286 Measured	mg/L	No limit

Explore further

Doctors Rocks

Yolla

Disclaimer: This comparison is for general informational purposes only and does not constitute medical advice or professional guidance. Data is sourced from TasWater. Values shown are based on the most recent published water quality reports and may not reflect real-time conditions at your tap. Water quality can vary due to local plumbing, seasonal changes, and other factors. For specific health concerns, consult a qualified health professional or contact your local water utility. See our Terms of Use.