8°C
Porth, Newquay, Cornwall. UK
Updated15/11/2024 02:00 
 




Tesla Powerwall

Graph Key Data collected every minute
Time - Lastest data, collected every minute Solar - Generation, Watts
Grid - Import (+ve) / Export (-ve), Watts Powerwall - Charge (-ve), Discharge (+ve), Watts
Home - Usage, Watts Battery - Percentage charge
Tesla Powerwall Latest Data
Time
Solar (W)
Home (W)
Grid (W)
Powerwall (W)
Battery (%)
02:11:02
0
647
5647
-4980
75.24
Tesla Powerwall Today's Meter Totals
Todays Date
Solar Gen (kWh)
Home Usage (kWh)
Grid Import (kWh)
Grid Export (kWh)
Battery Discharge (kWh)
Battery Charge (kWh)
15-11-2024
0.001
1.538
10.115
0
0
8.575
Days With No Grid Usage - Data from smart meter
Date
Date
Date
Date
18-06-2024
28-06-2024
29-07-2024
13-09-2024
-
-
-
-




Tesla Data - Grid Usage By Month

Month
E7 Rate (pence per kwh)
kwh Used
Cost £
Total For Month
November 2024
Night 10.90p
199.5
21.75
£ 23.82
Up to 13 Novemberber 2024
Day   27.98p
7.4
2.07
October 2024
Night 10.90p
361.9
39.45
£ 42.56
Day   27.98p
11.1
3.11
September 2024
Night 10.90p
271.0
29.54
£ 30.49
Day   27.98p
3.4
0.95
August 2024
Night 10.90p
176.8
19.27
£ 20.00
Day   27.98p
2.5
0.73
July 2024
Night 10.90p
139.4
15.19
£ 15.97
Day   27.98p
2.8
0.78
June 2024
Night 10.90p
65.5
7.14
£ 7.81
Day   27.98p
2.4
0.67
May 2024
Night 10.90p
138.9
15.14
£ 15.87
Day   27.98p
2.6
0.73
April 2024
Night 10.90p
347.8
37.91
£ 41.58
Day   27.98p
13.1
3.67
March 2024 #
Night 10.90p
180.4
19.66
£ 22.18
(From 18 March 2024)
Day   27.98p
9.0
2.52
March 2024
Night 14.65p
266.9
39.10
£ 43.50
(Up to 17 March 2024)
Day   36.64p
12.0
4.40
March £ 65.68
February 2024
Night 14.65
495.7
72.62
£ 96.40
Day   36.64p
64.9
23.78
January 2024 #
Night 14.65p
508.9
74.55
£ 118.99
Day   36.64p
121.3
44.44
December 2023
Night 11.38p
540.3
61.49
£ 107.30
Day   36.71p
124.8
45.81
November 2023
Night 11.38p
502.5
57.18
£ 83.76
Day   36.71p
72.4
26.58
October 2023 #
Night 11.38p
478.8
54.48
£ 67.66
Day   36.71p
35.9
13.18
September 2023
Night 13.92p
328.2
45.68
£ 57.44
Day   39.09p
30.1
11.76
August 2023
Night 13.92p
335.1
46.64
£ 52.77
Day   39.09p
15.7
6.13
July 2023 #
Night 13.92p
299.4
41.67
£ 47.18
Day   39.09p
14.1
5.51
June 2023
Night 13.93p
201.9
28.12
£ 32.79
Day   44.91p
10.4
4.67
May 2023
Night 13.93p
162.1
22.58
£ 26.48
Day   44.91p
8.7
3.90
April 2023 #
Night 13.93p
402.3
56.04
£ 71.89
Day   44.91p
35.3
15.85
March 2023
Night 11.22p
583.7
81.31
£ 123.85
Day   49.38p
118.2
65.49
February 2023
Night 11.22p
547.6
61.44
£ 120.30
Day   49.38p
119.2
58.86
January 2023
Night 11.22p
420.8
47.21
£ 265.76
(Tesla installed 17th)
Day   49.38p
442.6
218.55

Tesla in Storm Watch Mode

19th, 21st January 2024 Storm Isha
1st, 2nd November 2023 Storm Ciaran


Notes : - Grid usage by month table

Readings are updated manually following day from smart meter and exclude standing charge

E7 Night Rate times are GMT 00:00 to 07:00 and BST 01:00 to 08:00
E7 Day Rate times are GMT 07:00 to 00:00 and BST 08:00 to 01:00 following day
# - New E7 Tariff Rates
Tesla Powerwall installation completed 17th January 2023, effective from 18th

Tesla Powerwall 2 Past Graphs - Here


Powerwall consists of:-

Tesla Powerwall AC 13.5kWh, Tesla Gateway 2 with backup power and Tesla 3 Phase Kit
Two day installation completed on January 17th 2023.


Had 5 power cuts since installation


Delay of approx 5 seconds before Tesla batteries provided back up power
18-05-2023 14:51 to 14:02, lasting justover 10 minutes, Cable feed to pole moved to underground feed
06-05-2023 20:30 to 23:55, lasting around 3 hours 25 mins
30-04-2023 Three powercuts between 22:15 - 22:50, each lasting less than 2 minutes
Page last updated
11th October 2023 - Added solar pv for current month
26th May 2023 - Added best day with least grid usage

To do - Add view past history and set up 1 minute update to data.