NEM
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NEM
Daily analysis
Monday 4 May 2026
Trading day 2026-05-04
Prices
Trading day · 04:00 → 04:00 AEST
NSW VIC QLD SA TAS
| Region | Avg | VWAP | Min | Max | Neg | Cap |
|---|---|---|---|---|---|---|
| NSW | $67 | $68 | $26 | $98 | 0 | 0 |
| QLD | $62 | $65 | $23 | $100 | 0 | 0 |
| SA | $29 | $34 | -$11 | $117 | 23 | 0 |
| VIC | $2 | $2 | -$12 | $51 | 25 | 0 |
| TAS | $87 | $87 | $52 | $126 | 0 | 0 |
Demand
NSW
Peak
9,361MW
18:00
Trough
6,164MW
04:10
Energy
369.2GWh
QLD
Peak
7,785MW
17:55
Trough
4,342MW
13:15
Energy
277.7GWh
SA
Peak
1,842MW
18:30
Trough
705MW
13:35
Energy
65.5GWh
VIC
Peak
6,439MW
18:10
Trough
3,689MW
04:05
Energy
230.0GWh
TAS
Peak
1,247MW
18:05
Trough
889MW
04:05
Energy
50.9GWh
Generation Mix
- Coal64.8% · 115.3 GWh
- Gas0.6% · 1.1 GWh
- Hydro4.0% · 7.1 GWh
- Wind12.5% · 22.2 GWh
- Solar (utility)9.3% · 16.6 GWh
- Solar (rooftop)6.7% · 11.9 GWh
- Battery1.7% · 2.9 GWh
- Other0.4% · 0.7 GWh
- Coal58.2% · 110.8 GWh
- Gas2.2% · 4.1 GWh
- Hydro4.1% · 7.8 GWh
- Wind9.3% · 17.8 GWh
- Solar (utility)11.4% · 21.8 GWh
- Solar (rooftop)12.7% · 24.2 GWh
- Battery2.0% · 3.8 GWh
- Coal41.7% · 67.7 GWh
- Hydro0.5% · 0.8 GWh
- Wind45.8% · 74.4 GWh
- Solar (utility)3.2% · 5.2 GWh
- Solar (rooftop)8.2% · 13.3 GWh
- Battery0.7% · 1.1 GWh
- Gas8.1% · 3.2 GWh
- Wind68.7% · 27.0 GWh
- Solar (utility)3.8% · 1.5 GWh
- Solar (rooftop)17.9% · 7.0 GWh
- Battery1.5% · 0.6 GWh
- Gas1.6% · 0.4 GWh
- Hydro81.3% · 19.3 GWh
- Wind13.9% · 3.3 GWh
- Solar (rooftop)3.2% · 0.8 GWh
Renewables
NSW · Daily renewable share
25.1%
VIC · Daily renewable share
64.0%
QLD · Daily renewable share
34.2%
SA · Daily renewable share
83.2%
TAS · Daily renewable share
82.2%
Peak instantaneous
56.6%
at 09:50
Daily NEM-wide share
43.8%
By region (daily share)
- NSW 25.1%
- VIC 64.0%
- QLD 34.2%
- SA 83.2%
- TAS 82.2%
FCAS
| Service | Cost | Spikes | Peak | When |
|---|---|---|---|---|
| RAISEREG | $8,647 | 0 | $20 | 4 May, 17:20 |
| LOWERREG | $3,116 | 0 | $21 | 4 May, 16:05 |
| RAISE6SEC | $236 | 0 | $0 | 4 May, 07:15 |
| RAISE60SEC | $169 | 0 | $0 | 4 May, 07:15 |
| LOWER60SEC | $123 | 0 | $0 | 4 May, 11:35 |
| LOWER5MIN | $74 | 0 | $0 | 4 May, 12:30 |
| RAISE5MIN | $67 | 0 | $0 | 4 May, 07:10 |
| LOWER6SEC | $39 | 0 | $0 | 4 May, 12:35 |
| Total | $12,471 | |||
Cost = NSW RRP × cleared MW per 5-min interval.
| Service | Cost | Spikes | Peak | When |
|---|---|---|---|---|
| RAISEREG | $6,354 | 0 | $20 | 4 May, 17:20 |
| LOWERREG | $2,873 | 0 | $21 | 4 May, 16:05 |
| LOWER60SEC | $390 | 0 | $0 | 4 May, 11:35 |
| RAISE6SEC | $329 | 0 | $0 | 4 May, 07:15 |
| LOWER5MIN | $191 | 0 | $0 | 4 May, 12:30 |
| RAISE60SEC | $168 | 0 | $0 | 4 May, 07:15 |
| LOWER6SEC | $113 | 0 | $0 | 4 May, 12:35 |
| RAISE5MIN | $55 | 0 | $0 | 4 May, 07:10 |
| Total | $10,472 | |||
Cost = QLD RRP × cleared MW per 5-min interval.
| Service | Cost | Spikes | Peak | When |
|---|---|---|---|---|
| RAISEREG | $15,983 | 0 | $20 | 4 May, 17:20 |
| LOWERREG | $5,894 | 0 | $21 | 4 May, 16:05 |
| LOWER60SEC | $369 | 0 | $0 | 4 May, 11:35 |
| RAISE6SEC | $313 | 0 | $0 | 4 May, 07:15 |
| RAISE60SEC | $308 | 0 | $0 | 4 May, 07:15 |
| RAISE5MIN | $114 | 0 | $0 | 4 May, 07:10 |
| LOWER6SEC | $72 | 0 | $0 | 4 May, 12:35 |
| LOWER5MIN | $60 | 0 | $0 | 4 May, 12:30 |
| Total | $23,114 | |||
Cost = VIC RRP × cleared MW per 5-min interval.
| Service | Cost | Spikes | Peak | When |
|---|---|---|---|---|
| RAISEREG | $5,819 | 0 | $20 | 4 May, 17:20 |
| LOWERREG | $4,158 | 0 | $21 | 4 May, 16:05 |
| RAISE6SEC | $3,132 | 0 | $8 | 4 May, 10:35 |
| RAISE60SEC | $903 | 0 | $3 | 4 May, 10:50 |
| RAISE5MIN | $533 | 0 | $1 | 4 May, 08:45 |
| LOWER60SEC | $192 | 0 | $0 | 4 May, 11:35 |
| LOWER5MIN | $85 | 0 | $0 | 4 May, 12:30 |
| LOWER6SEC | $54 | 0 | $0 | 4 May, 12:35 |
| Total | $14,876 | |||
Cost = SA RRP × cleared MW per 5-min interval.
| Service | Cost | Spikes | Peak | When |
|---|---|---|---|---|
| RAISEREG | $9,707 | 0 | $43 | 4 May, 18:10 |
| LOWER6SEC | $6,199 | 0 | $3 | 4 May, 19:25 |
| LOWERREG | $5,578 | 0 | $4 | 4 May, 13:05 |
| RAISE6SEC | $3,745 | 0 | $46 | 4 May, 18:10 |
| LOWER60SEC | $2,342 | 0 | $3 | 4 May, 22:45 |
| RAISE60SEC | $1,521 | 0 | $0 | 4 May, 04:05 |
| RAISE5MIN | $355 | 0 | $0 | 4 May, 17:10 |
| LOWER5MIN | $160 | 0 | $1 | 5 May, 03:20 |
| Total | $29,606 | |||
Cost = TAS RRP × cleared MW per 5-min interval.
Battery dispatch
Discharged
2,943MWh
peak 812 MW · 18:30
Charged
2,658MWh
peak 609 MW
Net
+286MWh
discharge − charge
Round-trip
111%
discharge / charge ratio
Discharged
3,837MWh
peak 1,295 MW · 18:00
Charged
4,291MWh
peak 882 MW
Net
-454MWh
discharge − charge
Round-trip
89%
discharge / charge ratio
Discharged
1,106MWh
peak 304 MW · 08:00
Charged
2,330MWh
peak 427 MW
Net
-1,224MWh
discharge − charge
Round-trip
47%
discharge / charge ratio
Discharged
581MWh
peak 101 MW · 23:30
Charged
1,210MWh
peak 293 MW
Net
-628MWh
discharge − charge
Round-trip
48%
discharge / charge ratio
NEM-wide
Discharged
8,468MWh
peak 2,237 MW · 18:00
Charged
10,489MWh
peak 1,968 MW
Net
-2,021MWh
discharge − charge
Round-trip
81%
discharge / charge ratio
Interconnectors
| Region (proxy) | Net flow | Direction changes | Hours at limit |
|---|---|---|---|
| N-Q-MNSP1 | +20.8 GWh | 20 | — |
| NSW1-QLD1 | −44.0 GWh | 0 | — |
| VIC1-NSW1 | +49.9 GWh | 0 | — |
| V-SA | −13.1 GWh | 21 | — |
| T-V-MNSP1 | −7.4 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
281.6k tCO₂
▼ 13.4% vs same day last week
Intensity by region
| NSW | 102.7k tCO₂ | 0.583 tCO₂/MWh |
| QLD | 97.9k tCO₂ | 0.521 tCO₂/MWh |
| SA | 1.5k tCO₂ | 0.038 tCO₂/MWh |
| VIC | 79.3k tCO₂ | 0.499 tCO₂/MWh |
| TAS | 252 tCO₂ | 0.011 tCO₂/MWh |