NEM
NEM Daily analysis

Wednesday 29 April 2026

Trading day 2026-04-29

Prices

Trading day · 04:00 → 04:00 AEST

NSW VIC QLD SA TAS
$0 $33 $65 $98 $130 04:00 10:00 16:00 22:00 04:00
Region Avg VWAP Min Max Neg Cap
NSW $54 $56 -$1 $121 0 0
QLD $43 $46 -$3 $85 8 0
SA $51 $58 -$5 $170 2 0
VIC $44 $47 -$0 $124 2 0
TAS $101 $102 $74 $156 0 0

Demand

NSW
Peak
9,021MW
17:55
Trough
5,441MW
11:40
Energy
344.4GWh
QLD
Peak
7,919MW
17:55
Trough
4,770MW
12:00
Energy
295.3GWh
SA
Peak
1,794MW
18:25
Trough
539MW
13:05
Energy
63.3GWh
VIC
Peak
6,437MW
18:00
Trough
3,747MW
11:05
Energy
233.6GWh
TAS
Peak
1,271MW
18:00
Trough
837MW
01:50
Energy
51.0GWh

Generation Mix

TOP FUEL 60.3%
  • Coal60.3% · 119.8 GWh
  • Gas0.5% · 1.0 GWh
  • Hydro3.7% · 7.4 GWh
  • Wind8.0% · 16.0 GWh
  • Solar (utility)12.1% · 24.1 GWh
  • Solar (rooftop)13.6% · 27.0 GWh
  • Battery1.6% · 3.3 GWh
TOP FUEL 53.1%
  • Coal53.1% · 108.4 GWh
  • Gas2.2% · 4.5 GWh
  • Hydro5.0% · 10.2 GWh
  • Wind14.8% · 30.1 GWh
  • Solar (utility)10.8% · 22.1 GWh
  • Solar (rooftop)12.2% · 24.9 GWh
  • Battery1.9% · 3.8 GWh
TOP FUEL 65.8%
  • Coal65.8% · 98.6 GWh
  • Hydro4.5% · 6.8 GWh
  • Wind11.4% · 17.1 GWh
  • Solar (utility)5.2% · 7.8 GWh
  • Solar (rooftop)10.6% · 15.9 GWh
  • Battery2.4% · 3.5 GWh
TOP FUEL 45.5%
  • Gas19.1% · 6.6 GWh
  • Wind45.5% · 15.7 GWh
  • Solar (utility)7.3% · 2.5 GWh
  • Solar (rooftop)23.6% · 8.2 GWh
  • Battery4.4% · 1.5 GWh
TOP FUEL 86.9%
  • Hydro86.9% · 24.1 GWh
  • Wind8.7% · 2.4 GWh
  • Solar (rooftop)4.4% · 1.2 GWh
coalgashydrobattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:0010.6 GW 0
coalgashydrobattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:0010.5 GW 0
coalhydrobattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:007.7 GW 0
gasbattery dischargewindsolar utilitysolar rooftopBattery (charge)
23:3005:3711:4517:5200:002.2 GW 0
hydrowindsolar rooftop
23:3005:3711:4517:5200:001.3 GW 0

Renewables

NSW · Daily renewable share
26.6%
VIC · Daily renewable share
28.0%
QLD · Daily renewable share
41.6%
SA · Daily renewable share
58.6%
TAS · Daily renewable share
96.7%
Peak instantaneous
54.8%
at 11:10
Daily NEM-wide share
37.1%
By region (daily share)
  • NSW
    26.6%
  • VIC
    28.0%
  • QLD
    41.6%
  • SA
    58.6%
  • TAS
    96.7%

FCAS

ServiceCostSpikesPeakWhen
RAISEREG$7,3250$2329 Apr, 16:10
LOWERREG$3,1810$729 Apr, 07:15
RAISE60SEC$1,0520$129 Apr, 17:15
RAISE6SEC$6530$229 Apr, 17:15
RAISE5MIN$1860$029 Apr, 08:50
LOWER5MIN$220$029 Apr, 15:35
LOWER60SEC$80$029 Apr, 14:45
LOWER6SEC$10$029 Apr, 22:15
Total$12,428

Cost = NSW RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
LOWER6SEC$28,4150$629 Apr, 14:10
LOWER60SEC$26,7650$329 Apr, 11:45
LOWER5MIN$8,2530$129 Apr, 06:55
RAISEREG$4,3310$2329 Apr, 16:10
LOWERREG$4,3080$829 Apr, 07:25
RAISE6SEC$2210$029 Apr, 17:40
RAISE60SEC$880$029 Apr, 21:00
RAISE5MIN$490$029 Apr, 17:40
Total$72,429

Cost = QLD RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
RAISEREG$15,7600$2329 Apr, 16:10
LOWERREG$8,8030$729 Apr, 07:15
RAISE60SEC$1,9310$129 Apr, 17:15
RAISE6SEC$1,5420$229 Apr, 17:15
RAISE5MIN$3870$029 Apr, 08:50
LOWER60SEC$180$029 Apr, 14:45
LOWER5MIN$140$029 Apr, 15:35
LOWER6SEC$10$029 Apr, 22:15
Total$28,455

Cost = VIC RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
LOWERREG$5,2240$729 Apr, 07:15
RAISEREG$3,4730$2329 Apr, 16:10
RAISE6SEC$5360$229 Apr, 17:15
RAISE60SEC$5300$129 Apr, 17:15
RAISE5MIN$920$029 Apr, 08:50
LOWER60SEC$70$029 Apr, 14:45
LOWER5MIN$30$029 Apr, 15:35
LOWER6SEC$00$029 Apr, 22:15
Total$9,866

Cost = SA RRP × cleared MW per 5-min interval.

ServiceCostSpikesPeakWhen
RAISEREG$11,4900$6229 Apr, 04:05
RAISE6SEC$10,5350$18629 Apr, 13:25
LOWER6SEC$7,7960$329 Apr, 04:05
LOWERREG$5,3670$330 Apr, 00:10
RAISE60SEC$4,8540$4829 Apr, 04:20
LOWER60SEC$1,8110$129 Apr, 04:10
RAISE5MIN$2800$029 Apr, 04:05
LOWER5MIN$1870$029 Apr, 04:05
Total$42,320

Cost = TAS RRP × cleared MW per 5-min interval.

Battery dispatch

Discharged
3,261MWh
peak 862 MW · 18:00
Charged
3,986MWh
peak 979 MW
Net
-725MWh
discharge − charge
Round-trip
82%
discharge / charge ratio
Discharged
3,824MWh
peak 1,021 MW · 18:30
Charged
4,758MWh
peak 1,010 MW
Net
-934MWh
discharge − charge
Round-trip
80%
discharge / charge ratio
Discharged
3,549MWh
peak 810 MW · 18:00
Charged
3,602MWh
peak 851 MW
Net
-53MWh
discharge − charge
Round-trip
99%
discharge / charge ratio
Discharged
1,526MWh
peak 418 MW · 18:30
Charged
1,743MWh
peak 389 MW
Net
-217MWh
discharge − charge
Round-trip
88%
discharge / charge ratio
NEM-wide
Discharged
12,160MWh
peak 3,082 MW · 18:00
Charged
14,090MWh
peak 2,429 MW
Net
-1,929MWh
discharge − charge
Round-trip
86%
discharge / charge ratio

Interconnectors

Region (proxy) Net flow Direction changes Hours at limit
N-Q-MNSP1 +27.6 GWh 4
NSW1-QLD1 −32.2 GWh 8
VIC1-NSW1 +23.0 GWh 16
V-SA −11.4 GWh 14
T-V-MNSP1 −3.1 GWh 0

Per-region net of NETINTERCHANGE proxied to a representative interconnector. Full per-interconnector decomposition + hours-at-limit needs DINTERCONNECTOR parsing (follow-up).

Emissions

Total emissions
319.3k tCO₂
▲ 7.8% vs same day last week
Intensity by region
NSW 106.1k tCO₂ 0.543 tCO₂/MWh
QLD 95.9k tCO₂ 0.476 tCO₂/MWh
SA 3.0k tCO₂ 0.088 tCO₂/MWh
VIC 114.2k tCO₂ 0.769 tCO₂/MWh
TAS 1 tCO₂ 0.000 tCO₂/MWh