{"version":"https://jsonfeed.org/version/1","title":"Friends of Perry Lakes","home_page_url":"https://friendsofperrylakes.org","description":"Friends of Perry Lakes","author":{"name":"Friends of Perry Lakes"},"items":[{"id":"https://friendsofperrylakes.org/water-quality/f/latest-water-levels","html_content":"

The chart shows recent changes in lake levels alongside rainfall over the same period.

","url":"https://friendsofperrylakes.org/water-quality/f/latest-water-levels","title":"Latest Water Levels","summary":"The chart shows recent changes in lake levels alongside rainfall over the same period.","date_modified":"2026-03-30T08:03:32Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/water-quality-trend-update-20th-january-2026","html_content":"

by Dr Don McFarlane.

","url":"https://friendsofperrylakes.org/water-quality/f/water-quality-trend-update-20th-january-2026","title":"Water quality trend update 20th January 2026","summary":"by Dr Don McFarlane.","date_modified":"2026-01-22T09:53:17Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/how-did-water-levels-in-perry-lakes-compare-with-last-year","html_content":"

The chart above compares water levels in Perry Lakes during 2024 (shown as a dashed line) with those in 2025 (shown as solid coloured lines).

","url":"https://friendsofperrylakes.org/water-quality/f/how-did-water-levels-in-perry-lakes-compare-with-last-year","title":"How did water levels in Perry Lakes compare with last year?","summary":"The chart above compares water levels in Perry Lakes during 2024 (shown as a dashed line) with those in 2025 (shown as solid coloured lines).","date_modified":"2025-12-27T07:10:23Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/azolla-at-west-lake","html_content":"

West Lake is becoming increasingly covered by the floating water fern Azolla pinnata. Azolla is usually green, but its leaves turn red when exposed to the sun. Under the right conditions — warm water, enough sunlight, an...

","url":"https://friendsofperrylakes.org/water-quality/f/azolla-at-west-lake","title":"Azolla at West Lake","summary":"West Lake is becoming increasingly covered by the floating water fern Azolla pinnata. Azolla is usually green, but its leaves turn red when exposed to the sun. Under the right conditions — warm water, enough sunlight, an...","date_modified":"2025-09-04T06:49:57Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-highest-water-levels-in-nearly-50-years","html_content":"

Both East and West Lakes at Perry Lakes are thriving, with water levels now the highest they’ve been since the 1970s. For context, the highest level on record is 5.3 metres AHD at West Lake, recorded back in August 1956.

","url":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-highest-water-levels-in-nearly-50-years","title":"Perry Lakes: Highest water levels in nearly 50 years","summary":"Both East and West Lakes at Perry Lakes are thriving, with water levels now the highest they’ve been since the 1970s. For context, the highest level on record is 5.3 metres AHD at West Lake, recorded back in August 1956.","date_modified":"2025-08-25T05:14:26Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/the-latest-on-water-in-our-lakes","html_content":"

Rainfall Update

","url":"https://friendsofperrylakes.org/water-quality/f/the-latest-on-water-in-our-lakes","title":"The latest on water in our lakes","summary":"Rainfall Update","date_modified":"2025-08-06T09:32:37Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/water-quality-update-%E2%80%93-july-2025","html_content":"

Water quality is second only to water quantity when it comes to supporting wildlife, maintaining aesthetic appeal, and enhancing recreational activity at Perry Lakes.

","url":"https://friendsofperrylakes.org/water-quality/f/water-quality-update-%E2%80%93-july-2025","title":"Water Quality Update – July 2025","summary":"Water quality is second only to water quantity when it comes to supporting wildlife, maintaining aesthetic appeal, and enhancing recreational activity at Perry Lakes.","date_modified":"2025-08-03T04:34:18Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/heavy-rainfall-boosts-perry-lakes-water-levels","html_content":"

The heavy rainfall on Wednesday caused a dramatic rise in water levels at Perry Lakes. Over 60 mm of rain was recorded locally—marking the highest daily rainfall in the past two years. The volume of water added to the tw...

","url":"https://friendsofperrylakes.org/water-quality/f/heavy-rainfall-boosts-perry-lakes-water-levels","title":"Heavy Rainfall Boosts Perry Lakes Water Levels","summary":"The heavy rainfall on Wednesday caused a dramatic rise in water levels at Perry Lakes. Over 60 mm of rain was recorded locally—marking the highest daily rainfall in the past two years. The volume of water added to the tw...","date_modified":"2025-07-26T05:30:26Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-levels-rise-with-recent-rain","html_content":"

There has been a welcome rise in the Perry Lakes water levels following recent rainfall. Friday’s downpour delivered 45 mm in Floreat — the highest daily total since June last year.\n

","url":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-levels-rise-with-recent-rain","title":"Perry Lakes Water Levels Rise with Recent Rain","summary":"There has been a welcome rise in the Perry Lakes water levels following recent rainfall. Friday’s downpour delivered 45 mm in Floreat — the highest daily total since June last year.\n","date_modified":"2025-06-22T06:24:34Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/we-did-it-plantfest25-wrap-up","html_content":"

What a weekend! PlantFest25 brought together an amazing group of volunteers—more than 70 across the two days, including 15 new faces who aren't yet members of Friends of Perry Lakes (but we hope to see you again!). We we...

","url":"https://friendsofperrylakes.org/water-quality/f/we-did-it-plantfest25-wrap-up","title":"We Did It! PlantFest25 Wrap-Up","summary":"What a weekend! PlantFest25 brought together an amazing group of volunteers—more than 70 across the two days, including 15 new faces who aren't yet members of Friends of Perry Lakes (but we hope to see you again!). We we...","date_modified":"2025-06-08T08:54:05Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/how-are-we-going-for-rain-this-year","html_content":"

One reason Perry Lakes is so dry at the moment is the lack of rain. Although we shouldn't expect too much so early in the season this year is very dry.

","url":"https://friendsofperrylakes.org/water-quality/f/how-are-we-going-for-rain-this-year","title":"How are we going for rain this year?","summary":"One reason Perry Lakes is so dry at the moment is the lack of rain. Although we shouldn't expect too much so early in the season this year is very dry.","date_modified":"2025-05-26T01:00:00Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/troubled-waters-whats-happening-at-west-and-east-lakes","html_content":"

If you've taken a stroll around West Lake recently, you may have noticed the water level creeping lower by the day. And if you've ventured over to East Lake, you’ll know it’s barely a lake at all right now — just a shall...

","url":"https://friendsofperrylakes.org/water-quality/f/troubled-waters-whats-happening-at-west-and-east-lakes","title":"Troubled Waters: What's Happening at West and East Lakes?","summary":"If you've taken a stroll around West Lake recently, you may have noticed the water level creeping lower by the day. And if you've ventured over to East Lake, you’ll know it’s barely a lake at all right now — just a shall...","date_modified":"2025-05-18T08:00:00Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-level-update-23-april-2025","html_content":"

Water levels at Perry Lakes have remained disappointingly low throughout summer and autumn. Pumping from the Herdsman Drain—critical to maintaining lake levels—has been interrupted for extended periods. Even when operati...

","url":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-level-update-23-april-2025","title":"Perry Lakes Water Level Update 23 April 2025","summary":"Water levels at Perry Lakes have remained disappointingly low throughout summer and autumn. Pumping from the Herdsman Drain—critical to maintaining lake levels—has been interrupted for extended periods. Even when operati...","date_modified":"2025-04-24T06:33:12Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-levels-explained---30-march-2025","html_content":"

The water levels at Perry Lakes naturally fluctuate in response to groundwater levels and rainfall patterns. Understanding these dynamics helps us appreciate how the lakes interact with their surrounding environment.

","url":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-levels-explained---30-march-2025","title":"Perry Lakes water levels explained - 30 March 2025","summary":"The water levels at Perry Lakes naturally fluctuate in response to groundwater levels and rainfall patterns. Understanding these dynamics helps us appreciate how the lakes interact with their surrounding environment.","date_modified":"2025-03-30T04:35:40Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-level-update","html_content":"

Sunday, 16 March 2025

","url":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-level-update","title":"Perry Lakes Water Level Update","summary":"Sunday, 16 March 2025","date_modified":"2025-03-16T10:02:55Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/the-threat-of-excess-phosphorus-in-our-lakes","html_content":"

Phosphorus (P) is an essential nutrient for all living things. However, the soils and wetlands of the southwest are naturally low in P, and native plants have evolved to thrive in these conditions.

","url":"https://friendsofperrylakes.org/water-quality/f/the-threat-of-excess-phosphorus-in-our-lakes","title":"The threat of excess phosphorus in our lakes","summary":"Phosphorus (P) is an essential nutrient for all living things. However, the soils and wetlands of the southwest are naturally low in P, and native plants have evolved to thrive in these conditions.","date_modified":"2025-03-03T07:00:00Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-levels-update-%E2%80%93-saturday-1-march-2025","html_content":"

West Lake Status

","url":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-levels-update-%E2%80%93-saturday-1-march-2025","title":"Perry Lakes Water Levels Update – Saturday, 1 March 2025","summary":"West Lake Status","date_modified":"2025-03-01T09:30:55Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-levels-update-%E2%80%93-sunday-9-february-2025","html_content":"

West Lake Status

","url":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-levels-update-%E2%80%93-sunday-9-february-2025","title":"Perry Lakes Water Levels Update – Sunday, 9 February 2025","summary":"West Lake Status","date_modified":"2025-02-10T03:38:12Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/what-is-australian-height-datum-ahd","html_content":"

The Australian Height Datum (AHD) is a reference system used to measure heights (or elevations) across Australia. It is like a \"starting point\" for all height measurements in the country. The AHD is used to measure how h...

","url":"https://friendsofperrylakes.org/water-quality/f/what-is-australian-height-datum-ahd","title":"What is Australian Height Datum (AHD) ","summary":"The Australian Height Datum (AHD) is a reference system used to measure heights (or elevations) across Australia. It is like a \"starting point\" for all height measurements in the country. The AHD is used to measure how h...","date_modified":"2025-02-06T04:04:27Z"},{"id":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-levels-%E2%80%93-2-february-2025","html_content":"

The plot shows how the water levels have changed since late July, with the red and blue markers indicating when the pumps were running. A fault in the pump control system was rectified on 16 January. West Lake rose quick...

","url":"https://friendsofperrylakes.org/water-quality/f/perry-lakes-water-levels-%E2%80%93-2-february-2025","title":"Perry Lakes Water Levels – 2 February 2025","summary":"The plot shows how the water levels have changed since late July, with the red and blue markers indicating when the pumps were running. A fault in the pump control system was rectified on 16 January. West Lake rose quick...","date_modified":"2025-02-04T07:06:35Z"}]}