Solar PV Analysis of Isle Of Palms, United States
Isle of Palms, South Carolina, located in the Northern Sub Tropics, offers a promising location for solar energy generation throughout the year. With its geographical coordinates at 32.7897 latitude and -79.7702 longitude, this coastal city experiences varying levels of solar potential across different seasons.
Seasonal Solar Performance
The solar energy output at Isle of Palms fluctuates significantly between seasons. Spring and summer prove to be the most productive periods, with daily outputs of 6.54kWh and 6.37kWh per kW of installed solar capacity, respectively. Autumn sees a moderate decrease to 4.58kWh/day, while winter experiences the lowest output at 3.14kWh/day.
These figures indicate that Isle of Palms is well-suited for solar energy production, particularly from late spring through early fall. The extended daylight hours and typically clearer skies during these months contribute to higher energy yields.
Optimal Panel Installation
To maximize year-round solar production at this location, fixed solar panels should be installed at a tilt angle of 29 degrees facing south. This angle is calculated to optimize energy capture throughout the year, taking into account the Earth's elliptical orbit and the site's specific latitude.
Environmental Considerations
While Isle of Palms offers favorable conditions for solar energy production, there are some environmental factors to consider:
- Coastal Weather: Being a coastal location, Isle of Palms may experience occasional severe weather, including hurricanes and tropical storms. These events can potentially damage solar installations if not properly secured.
- Salt Air Exposure: The proximity to the ocean means solar panels will be exposed to salt air, which can accelerate corrosion of metal components.
Preventative Measures
To mitigate these environmental challenges and ensure optimal solar production, several preventative measures can be taken:
1. Use corrosion-resistant materials for all solar system components, including mounting hardware and electrical connections.
2. Install sturdy mounting systems designed to withstand high winds, and consider using hurricane-rated panels if available.
3. Implement a regular cleaning and maintenance schedule to remove salt deposits and debris from panel surfaces, ensuring maximum efficiency.
4. Consider installing a backup power system or battery storage to maintain power during severe weather events.
By addressing these factors, solar installations at Isle of Palms can capitalize on the location's generally favorable conditions for solar energy production while minimizing potential risks associated with its coastal environment.
Note: The Northern Sub Tropics extend from 23.5° latitude North up to 35° latitude.
So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 4253 locations across the United States. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.
Link: Solar PV potential in the United States by location
Solar output per kW of installed solar PV by season in Isle Of Palms
Seasonal solar PV output for Latitude: 32.7897, Longitude: -79.7702 (Isle Of Palms, United States), based on our analysis of 8760 hourly intervals of solar and meteorological data (one whole year) retrieved for that set of coordinates/location from NASA POWER (The Prediction of Worldwide Energy Resources) API:
Ideally tilt fixed solar panels 29° South in Isle Of Palms, United States
To maximize your solar PV system's energy output in Isle Of Palms, United States (Lat/Long 32.7897, -79.7702) throughout the year, you should tilt your panels at an angle of 29° South for fixed panel installations.
As the Earth revolves around the Sun each year, the maximum angle of elevation of the Sun varies by +/- 23.45 degrees from its equinox elevation angle for a particular latitude. Finding the exact optimal angle to maximise solar PV production throughout the year can be challenging, but with careful consideration of historical solar energy and meteorological data for a certain location, it can be done precisely.
We use our own calculation, which incorporates NASA solar and meteorological data for the exact Lat/Long coordinates, to determine the ideal tilt angle of a solar panel that will yield maximum annual solar output. We calculate the optimal angle for each day of the year, taking into account its contribution to the yearly total PV potential at that specific location.
Seasonally adjusted solar panel tilt angles for Isle Of Palms, United States
If you can adjust the tilt angle of your solar PV panels, please refer to the seasonal tilt angles below for optimal solar energy production in Isle Of Palms, United States. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 29° South tilt angle throughout the year.
| Overall Best Summer Angle | Overall Best Autumn Angle | Overall Best Winter Angle | Overall Best Spring Angle |
|---|---|---|---|
| 17° South in Summer | 38° South in Autumn | 48° South in Winter | 25° South in Spring |
Our recommendations take into account more than just latitude and Earth's position in its elliptical orbit around the Sun. We also incorporate historical solar and meteorological data from NASA's Prediction of Worldwide Energy Resources (POWER) API to assign a weight to each ideal angle for each day based on its historical contribution to overall solar PV potential during a specific season.
This approach allows us to provide much more accurate recommendations than relying solely on latitude, as it considers unique weather conditions in different locations sharing the same latitude worldwide.
Calculate solar panel row spacing in Isle Of Palms, United States
We've added a feature to calculate minimum solar panel row spacing by location. Enter your panel size and orientation below to get the minimum spacing in Isle Of Palms, United States.
Our calculation method
- Solar Position:
We determine the Sun's position on the Winter solstice using the location's latitude and solar declination. - Shadow Projection:
We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle. - Minimum Spacing:
We add the shadow length to the horizontal space occupied by tilted panels.
This approach ensures maximum space efficiency while avoiding shading during critical times, as the Winter solstice represents the worst-case scenario for shadow length.
Topography for solar PV around Isle Of Palms, United States
The topography around Isle of Palms, South Carolina, is characterized by its coastal lowland features. Isle of Palms itself is a barrier island, which means it's a long, narrow strip of land running parallel to the mainland coast. The island is predominantly flat, with an average elevation of only a few feet above sea level. The terrain consists mainly of sandy beaches, dunes, and maritime forests.
Moving inland from Isle of Palms, you'll find the Intracoastal Waterway, a series of natural and man-made waterways that separate the barrier islands from the mainland. Beyond this, the landscape transitions into the coastal plain, which is also relatively flat but with slightly higher elevations. This area is dotted with marshes, tidal creeks, and small rivers that wind their way through the low-lying terrain.
As for areas nearby that would be most suited to large-scale solar PV (photovoltaic) installations, the coastal plain regions inland from Isle of Palms offer some potential. These areas have several advantages for solar energy production:
- Flat terrain: The generally level landscape of the coastal plain makes it easier and less expensive to install large arrays of solar panels.
- Open spaces: Moving away from the coast, there are more expansive areas of open land that could accommodate large solar farms without significant disruption to existing development or natural habitats.
- Good sun exposure: The region experiences a considerable amount of sunny days throughout the year, which is crucial for efficient solar energy production.
However, it's important to note that the immediate coastal areas, including Isle of Palms itself, may not be ideal for large-scale solar installations due to limited available land, potential environmental concerns, and the risk of flooding or storm damage. The best locations for solar farms would likely be found further inland, perhaps 10-20 miles from the coast, where there's a better balance of available land, stable ground, and reduced risk from coastal weather events.
Any specific site selection would require detailed environmental and feasibility studies to ensure that the solar installation doesn't negatively impact local ecosystems or communities. Additionally, proximity to existing power infrastructure would be an important consideration for connecting large-scale solar projects to the grid.
United States solar PV Stats as a country
United States ranks 2nd in the world for cumulative solar PV capacity, with 95,209 total MW's of solar PV installed. This means that 3.40% of United States's total energy as a country comes from solar PV (that's 26th in the world). Each year United States is generating 289 Watts from solar PV per capita (United States ranks 15th in the world for solar PV Watts generated per capita). [source]
Are there incentives for businesses to install solar in United States?
Yes, there are several incentives for businesses wanting to install solar energy in the United States. These include federal tax credits, state and local rebates, net metering policies, and renewable energy certificates (RECs). Additionally, many states have enacted legislation that requires utilities to purchase a certain amount of electricity from renewable sources such as solar.
Do you have more up to date information than this on incentives towards solar PV projects in United States? Please reach out to us and help us keep this information current. Thanks!
Citation Guide
Article Details for Citation
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Sunday 1st of September 2024
Last Updated: Monday 21st of July 2025
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Compare this location to others worldwide for solar PV potential
The solar PV analyses available on our website, including this one, are offered as a free service to the global community. Our aim is to provide education and aid informed decision-making regarding solar PV installations.
However, please note that these analyses are general guidance and may not meet specific project requirements. For in-depth, tailored forecasts and analysis crucial for feasibility studies or when pursuing maximum ROI from your solar projects, feel free to contact us; we offer comprehensive consulting services expressly for this purpose.
Helping you assess viability of solar PV for your site
Calculate Your Optimal Solar Panel Tilt Angle: A Comprehensive Guide
Enhance your solar panel's performance with our in-depth guide. Determine the best tilt angle using hard data, debunk common misunderstandings, and gain insight into how your specific location affects solar energy production.
