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Flag of EcuadorSolar PV Analysis of Balzar, Ecuador

Graph of hourly avg kWh electricity output per kW of Solar PV installed in Balzar, Ecuador (by season)

Balzar, Guayas, Ecuador presents an excellent location for year-round solar energy generation, benefiting from its tropical position near the equator where sunlight remains remarkably consistent throughout the year.

Solar Energy Production Performance

The solar energy output data for this location demonstrates strong and reliable performance across all seasons. Spring delivers the highest production at 4.39 kWh per day per kW of installed solar capacity, closely followed by autumn at 4.37 kWh per day. Summer provides solid output at 4.03 kWh per day, while winter shows the lowest but still respectable production at 3.78 kWh per day. This relatively small variation between seasons - only about 16% difference between the best and worst performing seasons - makes Balzar an ideal location for consistent solar energy generation. The minimal seasonal fluctuation means solar installations can provide predictable energy output year-round, unlike locations at higher latitudes that experience dramatic seasonal variations.

Optimal Installation Configuration

For maximum energy production at this location, solar panels should be installed at a fixed tilt angle of 1 degree facing north. This nearly flat installation angle reflects Balzar's proximity to the equator, where the sun passes almost directly overhead throughout the year.

Environmental and Weather Considerations

Several local factors in Balzar could potentially impact solar energy production and require careful consideration during installation: Heavy Rainfall and Wet Seasons Ecuador's tropical climate brings intense wet seasons with heavy rainfall that can reduce solar output due to cloud cover and atmospheric moisture. The frequent rain can also lead to increased dirt and debris accumulation on panels once storms pass. High Humidity Levels The consistently high humidity typical of Ecuador's coastal and lowland regions can cause moisture-related issues with electrical components and may contribute to faster degradation of some solar equipment materials. Dust and Particulate Matter During dry periods, dust accumulation on solar panels can significantly reduce their efficiency. Agricultural activities in the surrounding area may contribute additional particulate matter that settles on panel surfaces.

Preventative Measures for Optimal Performance

To maximize solar energy production despite these environmental challenges, several installation strategies should be implemented:
  • Install panels with adequate spacing and ventilation to prevent moisture buildup and allow proper air circulation
  • Use high-quality weatherproof electrical components and junction boxes specifically rated for high-humidity tropical environments
  • Implement a regular cleaning schedule, particularly important during and after dry seasons when dust accumulation peaks
  • Consider automated cleaning systems or easy-access designs that facilitate maintenance
  • Select solar panels and mounting systems with proven durability in tropical climates and strong warranties against humidity-related degradation

Overall Assessment

Despite these environmental considerations, Balzar represents a highly favorable location for solar energy generation. The consistent tropical sunlight and minimal seasonal variation in energy output far outweigh the manageable challenges posed by humidity and weather patterns. With proper installation techniques and regular maintenance, solar installations in this location can achieve excellent long-term performance and energy production reliability.

Note: The Tropics are located between 23.5° North and -23.5° South of the equator.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 108 locations across Ecuador. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in Ecuador by location

Solar output per kW of installed solar PV by season in Balzar

Seasonal solar PV output for Latitude: -1.3666, Longitude: -79.8985 (Balzar, Ecuador), 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:

Summer
Average 4.03kWh/day in Summer.
Autumn
Average 4.37kWh/day in Autumn.
Winter
Average 3.78kWh/day in Winter.
Spring
Average 4.39kWh/day in Spring.

 

Ideally tilt fixed solar panels 1° North in Balzar, Ecuador

To maximize your solar PV system's energy output in Balzar, Ecuador (Lat/Long -1.3666, -79.8985) throughout the year, you should tilt your panels at an angle of 1° North 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.

The sun
At Latitude: -1.3666, Longitude: -79.8985, the ideal angle to tilt panels is 1° North

Seasonally adjusted solar panel tilt angles for Balzar, Ecuador

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 Balzar, Ecuador. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 1° North tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
14° South in Summer 7° North in Autumn 17° North in Winter 5° South in Spring

Assuming you can modify the tilt angle of your solar PV panels throughout the year, you can optimize your solar generation in Balzar, Ecuador as follows: In Summer, set the angle of your panels to 14° facing South. In Autumn, tilt panels to 7° facing North for maximum generation. During Winter, adjust your solar panels to a 17° angle towards the North for optimal energy production. Lastly, in Spring, position your panels at a 5° angle facing South to capture the most solar energy in Balzar, Ecuador.

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 Balzar, Ecuador

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 Balzar, Ecuador.

Our calculation method

  1. Solar Position:
    We determine the Sun's position on the Winter solstice using the location's latitude and solar declination.
  2. Shadow Projection:
    We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle.
  3. 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.






Please enter information above to calculate panel spacing.

Topography for solar PV around Balzar, Ecuador

Topographical Features of Balzar Region

The topography around Balzar, Ecuador is characterized by relatively flat coastal plains that extend inland from the Pacific Ocean. This area sits within the broader Guayas River basin, where the landscape consists primarily of low-lying agricultural lands with gentle undulations rather than dramatic elevation changes. The terrain is part of Ecuador's coastal lowlands, which stretch between the Andes Mountains to the east and the Pacific coastline to the west. The immediate vicinity of Balzar features expansive flat areas interspersed with minor hills and ridges that rarely exceed modest elevations. These rolling plains are typical of the region's alluvial deposits, formed over millennia by river systems that have carved and shaped the landscape. The area benefits from well-drained soils and relatively stable ground conditions, making it suitable for various forms of development.

Drainage and Water Features

The regional drainage pattern is dominated by the Daule River system and its tributaries, which flow generally westward toward the Guayas River and eventually the Pacific Ocean. These waterways have created a network of fertile valleys and floodplains throughout the area. While seasonal flooding can occur in some low-lying areas near river channels, much of the surrounding terrain sits at elevations that provide adequate drainage during wet periods. Small streams and seasonal watercourses crisscross the landscape, creating a gently undulating topography with shallow valleys and broad interfluves. The water table in this region is generally accessible but not so high as to create persistent wetland conditions across large areas.

Optimal Areas for Large-Scale Solar Development

The most suitable locations for large-scale solar photovoltaic installations would be the elevated flat areas and gentle slopes that characterize much of the terrain around Balzar. These areas offer several advantages including stable foundations, good drainage, and minimal grading requirements for installation. The broad plateaus and mesa-like features scattered throughout the region provide particularly attractive sites, as they combine level terrain with slight elevation advantages that improve drainage and reduce flood risk. Areas located on the interfluves between major drainage channels would be especially well-suited for solar development. These elevated zones typically feature firm, well-drained soils and stable subsurface conditions while remaining relatively flat. The gentle ridges that run roughly parallel to the major river valleys offer extensive tracts of suitable land with minimal environmental constraints. Sites positioned on the broader valley floors, away from active river channels and seasonal flood zones, also present excellent opportunities for solar installations. These areas combine the advantages of level terrain with reduced environmental sensitivity compared to riparian zones. The key consideration is selecting locations with sufficient elevation above local drainage channels to avoid seasonal inundation while maintaining the flat topography that minimizes construction and maintenance costs.

Citation Guide

Article Details for Citation

Article: Solar PV Analysis of Balzar, Ecuador
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Monday 21st of July 2025
Last Updated: Thursday 7th of August 2025

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