Australia's disinfection chemical does not arrive as a China trade flow of any size that would stop urban treatment. WITS prints 2024 Australian imports of chlorine, HS 280110. Those imports were $507.22 thousand. China shipments were $451.55 thousand and shipped 205,830 kg. The domestic packaged-gas plant is the real concentration.
wits.worldbank.orgixom.com
IXOM states that the chlorine plant in Laverton, Victoria is currently the only plant in Australia that liquefies and packages chlorine for water authorities. Botany's chlor-alkali plant has a capacity of 90 tonnes per day, and all chlorine produced there is consumed in the product plants that make sodium hypochlorite, hydrochloric acid, caustic soda, and ferric chloride.
ixom.com
Calculated from the printed 205,830 kg and the printed capacity of 90 tonnes per day, after converting kilograms to tonnes, the 2024 China chlorine shipment is equal to 2.3 days of the Botany nameplate. Nameplate is not production. The pages do not print Botany's annual output. The second packaging plant has planning approval and is not the operating baseline.
wits.worldbank.orgixom.comixom.com
The equipment cut is pumps. WITS prints 2024 Australian imports of centrifugal pumps nes at $268,745.14 thousand and 1,435,310 items. China was $88,683.81 thousand and 1,023,810 items. Calculated from the printed dollar pair, China was 33.0 percent of import value. Calculated from the printed item pair, China was 71.3 percent of the item count. The value share is not the unit share. The code is every centrifugal pump nes, not a water-utility pump.
wits.worldbank.org
Italy keeps shipping. WITS prints Italy at $32,507.46 thousand. Calculated from that value and the printed world total of $268,745.14 thousand, Italy was 12.1 percent of 2024 Australian centrifugal-pump nes import value. The United States was $22,109.34 thousand and Germany was $17,638.47 thousand.
wits.worldbank.org
Urban water itself is a surface-water system with a dry-season exception in the west. The National Performance Report says 300 reporting entities served over 27 million people and sourced approximately 3.96 million megalitres. Surface water accounted for 76 percent of all water supplied. Western Australia sourced more than 70 percent of national desalinated water, and Perth surface storages remained below 40 percent of accessible capacity.
bom.gov.au
There is no fetched Australian one-month chemical price index. The full-year customer analog is the NPR finding that nearly 70 percent of service providers recorded bill changes of under 5 percent from 2023-24. That year-over-year bill print is not the 0-3 month band. The 0-3 month physical anchors are the 2.3 days of Botany nameplate and, as a foreign planning analog only, the U.S. lead-time example that moved from a base of 14 days and reached 21 days.
bom.gov.auepa.govixom.com
Week-1 cyber risk is treatment and network SCADA, not a copy of a U.S. billing incident. The CISC Water and Sewerage Sector risk advisory of February 2026 says an integrity attack can gain control of critical SCADA systems and disrupt or degrade the supply of safe water or wastewater treatment. The statutory critical-water-asset test is at least 100,000 water connections or 100,000 sewerage connections, which is a different legal baseline from treating every council plant as a System of National Significance.
cisc.gov.aucisc.gov.au
Packaged chlorine for water authorities is a single operating plant, and that plant is domestic. IXOM says Laverton is currently the only plant in Australia that liquefies and packages chlorine to provide to water authorities. Matraville stores drums and cylinders filled in Laverton. A China trade stop does not close Laverton. A stoppage at Laverton does.
ixom.com
Botany keeps making the liquid and solid treatment chemicals from sea salt if the plant runs. Capacity is 90 tonnes per day of chlorine on a mercury-free membrane plant. All chlorine produced at the Botany chlor-alkali facility is consumed in the product plants. The four main products are sodium hypochlorite, hydrochloric acid, caustic soda, and ferric chloride. IXOM says it has produced, stored, and transported chlorine in Australia for over 100 years.
ixom.com
Elemental chlorine imports are the low China-exposure proof for the disinfection chemical itself. The 2024 world import total were $507.22 thousand. China shipped 205,830 kg. Calculated from the printed $451.55 thousand and the printed $507.22 thousand, China was 89.0 percent of that chlorine import bill. The bill is the point. An 89.0 percent share of a few hundred thousand dollars is not an 89.0 percent share of Australian disinfection.
wits.worldbank.org
Non-China chlorine origins on that page keep shipping and are smaller still. Thailand was $34.75 thousand and 82,058 kg. Malaysia was $11.69 thousand and 11,960 kg. The United Kingdom was $5.37 thousand and 146 kg. The United States was $3.87 thousand. None of those lines replaces Laverton.
wits.worldbank.org
A second packaging plant is a future buffer, not current supply. IXOM's news page says planning approval has been secured for a new chlorine liquefaction and packaging facility at Botany, and that when operational either facility will be capable of supplying Australia's total chlorine demand, reducing the need to rely on imports. The page does not say the Botany packaging plant is operating.
ixom.com
The China cut that is large in the trade statistics is centrifugal pumps nes. Calculated from $88,683.81 thousand and $268,745.14 thousand, China was 33.0 percent of 2024 import value. Calculated from 1,023,810 items and 1,435,310 items, China was 71.3 percent of the item count. A stop therefore removes most of the units and about a third of the dollars. HS 841370 is not limited to water-utility pumps.
wits.worldbank.org
Italy, the United States, and Germany remain in the pump book. Calculated from $32,507.46 thousand and the world total of $268,745.14 thousand, Italy was 12.1 percent. Calculated from $22,109.34 thousand and the same world total, the United States was 8.2 percent. Calculated from $17,638.47 thousand and the same world total, Germany was 6.6 percent. WITS also prints Italy at 86,608 items, the United States at 20,412 items, and Germany at 24,900 items. Requalification time for a water-utility pump is not on the page.
wits.worldbank.org
The water keeps being sourced mostly from Australian surface storages. Major urban centres were sourcing 1.69 million megalitres of surface water in 2024-25. The exception that matters in a dry year is Perth. Western Australia sourced more than 70 percent of the national desalinated water as Perth surface storages remained below 40 percent of accessible capacity. Victoria and New South Wales together accounted for nearly 60 percent of recycled water sourced nationally.
bom.gov.au
A week-1 cyber path can stop delivery without a trade stop. The CISC advisory says cyber and information security hazards include improper access and using a computer system to obtain unauthorised control of a critical infrastructure asset, and that an integrity attack can gain control of critical SCADA systems, disrupting or degrading supply of safe water or wastewater treatment. No confirmed Australian water-utility compromise count is printed in that advisory.
cisc.gov.au