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- Explore Data /
- Bay of Plenty region /
- Air Quality /
- Rotorua
Rotorua at Moses Rd

The Moses Road site was established in 2018. PM10 and PM2.5 from home heating and industry are the main contaminants of concern in this area. We verify our data before it is shared publicly to ensure its accuracy so no live data is displayed here. We need this level of accuracy to support the Nati...
- Explore Data /
- Bay of Plenty region /
- Air Quality /
- Tauranga
Tauranga at Otumoetai

This site was established in 1997 and is one of the first air monitors to be installed in Bay of Plenty. Long-term records show air quality is well below the National Environmental Standards for PM10. We verify our data before it is shared publicly to ensure its accuracy so no live data is displa...
- Explore Data /
- Wellington region /
- River Quality /
- Te Awa Kairangi (Hutt River)
Waiwhetu Stream at Whites Line East

The Waiwhetu Stream at Whites Line East is located in the lower reaches of the Waiwhetu Stream on the eastern side of the Hutt catchment. The Waiwhetu stream enters the Hutt River Mouth at Petone. This site is monitored as part of a programme specifically designed to measure the health of rivers an...
- Explore Data /
- Bay of Plenty region /
- Air Quality /
- Whakatane
Whakatane at Kopeopeo

The Kopeopeo site was established in mid 2006. PM10 (from home heating) is the main contaminant of concern in this area. We verify our data before it is shared publicly to ensure its accuracy so no live data is displayed here. We need this level of accuracy to support the National Environmental S...
- Learn /
- Factsheets
Actions that make a difference to waterway health

Throughout New Zealand, there are many initiatives underway to improve water quality and aquatic ecosystem health. These initiatives include action by individuals, iwi/hapū, communities, industry, and central and local government – often working together to address waterway health issues. Despite th...
- Learn /
- Factsheets /
- Estuaries
Assessing state of our estuaries

What do we mean by 'state'? The term 'state' is used to describe the current condition of a site. This assessment is usually based on a variety of indicators. For Estuary Health, the states of three indicators are considered to determine the health of the monitoring site: mud content contaminant...
- Learn /
- Factsheets /
- Groundwater
Calculating groundwater quality state

What do we mean by 'state'? On LAWA, we use the word 'state' describe a site's current conditions. For a given indicator, the state is an estimate of the concentration or value that you might expect to find in the groundwater if you were to take a sample from a well today.
- Learn /
- Factsheets
Calculating water quality state for our lakes

What do we mean by 'state'? On LAWA, we use the term 'state' to describe the current condition of a lake for a given water quality indicator. 
- Learn /
- Factsheets
Calculating water quality state for our rivers

What do we mean by 'state'? On LAWA, we use the term 'state' to describe the current condition at a river or stream site for a given water quality indicator. 
- Learn /
- Factsheets /
- Estuaries
Estuary contaminants

What are estuary contaminants? Contaminants are any pollutants or substances that can become harmful to humans or living organisms when introduced into their environment. A range of different contaminants can be monitored in estuaries and generally fall into two broad categories – metals and organic...
- Learn /
- Factsheets /
- Estuaries
Estuary macrofauna

What are estuary macrofauna? Estuary macrofauna are small, invertebrate animals in estuaries that can be seen with the naked eye (greater than 0.5 mm). There are thousands of species of macrofauna including worms, snails, crustaceans and bivalve shellfish like pipi and cockles.
- Learn /
- Factsheets /
- Air Quality Topic
How is air quality measured?

There are different instruments available for measuring levels of air pollutants. Regional councils and unitary authorities choose their instruments based on factors such as cost, ease of operation, reliability, accuracy and the smallest time scale of data needed, e.g., 10 mins or 24-hours. There...

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